Math tutorials by ashis das

Mixture and Allegation। Understanding Allegation। Mixer and allegation for competitive exams like SSC PSC rail Bank

, ,,,,,,,,,, Mixture and Allegation concept। Understanding allegation। Mixture and allegation for competitive exams। mixture and allegation for SSC CGL। mixture and allegation for ssc chsl। mixture and allegation for railway group d। mixture and allegation for rrb ntpc। mixture and allegation for Railway exams। Mixer and allegation for banking exams। mixture and allegation for SBI clerk। Mixer and allegation for SBI PO। Mixture and allegation for IBPS clerk। Mixture and allegation for IBPS PO। Mixer and allegation for SSC MTS। Mixer and allegation for wbp। Mixer. and allegation for wbp constable। Mixture and allegation for wbp lady constable। Mixer and allegation for wbp si। Mixer and allegation for wbpsc। Mixture and allegation for WBCS

Average| Maths for Competitive Exams| Video - 23 of Part- 1|

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average of X numbers is Y^2 and the average of Y numbers is X^2.So the average of all the numbers taken together is

(a) ( X^3 + Y^3) / (X + Y) (b) XY (c) ( X^2 + Y^2) / ( X + Y) (d) XY^2 + YX^2

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average| Maths for Competitive Exams| Video - 22 of Part - 1|

Average| Maths for Competitive Exams| Video - 21 of Part - 1|

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
A library has an average number of 510 visitors on Sunday and 240 on other days. The average number of visitors per day in a month of 30 days beginning with Sunday is

(a) 285 (b) 295 (c) 300 (d) 290.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-19 of Part- 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
Find the average of 1.11, 0.01, 0.101, 0.001 and 0.11
(a) 0.2664 (b) 0.2554. (c) 0.1264. (d) 0.1164.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-18 of Part- 1।

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
4 boys and three girls spent ₹120 on the average. Of which boys spent ₹150 on the average. The average amount spent by the girls is
(a)₹80 (b) ₹60 (c) ₹90 (d) ₹100

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average | Maths for Competitive Exams| Video 20 of Part - 1|

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average monthly expenditure of a family is ¶
(a) ₹ 250. (b) ₹ 275. (c) ₹ 150. (d) ₹ 17
My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-17 of Part-1।

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
6 tables and 12 chairs were bought for ₹ 7800. If the average price of a table is ₹ 750, then the average price of a chair would be
(a) ₹ 250. (b) ₹ 275. (c) ₹ 150. (d) ₹ 175.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-16 of Part- 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
Out of 20 boys, 6 are each of 1m 15 cm height, 8 are of 1m 10 cm and rest of 1m 12 cm. The average height of all of them is
(a)1m 12.1cm. (b) 1m 21.1cm. (c) 1m 21cm. (d) 1m 12cm.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-15 of Part - 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
There are two groups A and B of a class, consisting of 42 and 28 students respectively. If the average weight of group A is 25 kg and that of group B is 40 kg. Find the average weight of the whole class.
(a)69kg. (b) 31kg.9 (c) 70 kg. (d) 30 kg.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-14 of Part- 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average monthly salary of all the employees in an industry is rupees 12000. The average salary of male employees is rupees 15000 and that of female employees is rupees 8000. What is the ratio of male employees to female employees?

(a) 5:2 (b) 3:4 (c) 4:3 (d) 2:5.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-13 of Part - 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average of 8 numbers is 27. If each of the number is multiplied by 8, find the average of new set of numbers.

(a) 1128 (b) 938 (c) 316 (d) 216.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-12 of Part - 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The arithmetic mean of the following numbers
1, 2, 2, 3, 3, 3, 4, 4, 4,4, 5,5,5,5,5,6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7,7 is

(a) 4 (b) 5 (c) 14 (d) 20.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-11 of Part- 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
There are100 students in three sections A, B and C of a class. The average marks of all the three sections was 84. The average of B and C was 87.5 and the average of A is 70. The number of students in A was :

(a) 30 (b) 35 (c) 20 (d) 25.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-10 of Part - 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average weight of A, B and C is 45 kg. If the average weight of A and B is 40 kg and that of B and C is 43 kg, then the weight (in kg) of B is :

(a) 20 (b) 26 (c) 31 (d) 17.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-9 of Part - 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average of some natural number is15. If 30 is added to the first number and 5 is subtracted from the last number the average becomes 17.5. Then the number of natural numbers is:

(a) 15 (b) 30 (c) 20 (d) 10.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams।

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
. average weight of 15 oarsmen in a Boat is increased by 1.6 kg when one of the crew,who weights 42 kg is replaced by a new man. Find the weight of the new man( in kg ).

(a) 67 (b) 65 (c) 66 (d) 43.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-7 of Part 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
A librarian purchased 50 story books for his library. But he saw that he could get 14 more books by spending rupees 76 more and the average price per book would be reduced by Re. 1. The average price (in Rs.) of each Book he bought was :

(a) 15 (b) 10 (c) 25 (d) 20.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-6 of Part 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
Three science classes A, B and C take a life science test. The average score of Class A is 83. The average score of class B is 76. The average score of Class C is 85. The average score of class A and B is 79 and the average score of class B and C is 81. Then the average score of classes A B and C is

(a) 81.5 (b) 81 (c) 80.5 (d) 80

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-5 of Part 1

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average marks obtained by a class of 60 students is 65. The average marks of half of the students is found to be 85. The average marks of the remaining students is :

(a) 35 (b) 45 (c) 55 (d) 65

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-4 of Part 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average of marks obtained by 100 candidates in a certain examination is 30. If the average marks of passed candidate is 35 and that of the failed candidates is 10, what is the number of candidates who passed the examination?

(a) 60 (b) 70 (c) 80 (d) 90

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video-3 of Part 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average of first 7 integers in a series of 13 consecutive odd integers is 37. What is the average of the entire series?

(a) 37 (b) 39 (c) 41 (d) 43.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video 2 of Part 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average height of 30 boys out of a class of 50 is 160 cm. If the average height of the remaining boys is 165 cm. the average height of the whole class ( in cm) is:

(a) 161 (b) 162 (c) 163 (d) 164.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Average। Maths for Competitive Exams। Video 1 of Part 1.

Average। Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The average of marks of 17 students in an examination was calculated as 71. But it was later found that the mark of one student had been wrongly entered as 65 instead of 56. And another as 24 instead of 50. The correct average is.

(a) 70 (b) 71 (c) 72 (d) 73.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 25 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The largest number among √2, (3)^1/3, (4)^1/4 is

(a) √2 (b) (9) (3)^1/3 (c) (4)^1/4 (d) all are equal.

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 24 of Part 1.b

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP 6D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The greatest among the numbers 3√2, 3√7, 6√5, 2√20 is

(a) 3√2 (b) (9) 3√7 (c) 6√5 (d) 2√20

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 23 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
Among the numbers √2, (9)^1/3, (16)^1/4, (32)^1/5 the greatest one is:

(a) √2 (b) (9)^1/3 (c) (16)^1/4 (d) (32)^1/5

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 22 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
The smallest among (12)^1/6, (4)^1/3, (5)^1/4, √3 is:

(a) (12)^1/6 (b) (4)^1/3 (c) (5)^1/4 (d) (3)^1/2

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 21 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If Y = √4 - √6, then find the value of (Y)^2 - 20Y + 12.

(a) 4 (b) 8 (c) 10 (d) 12

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 20 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If √3 = 1.732, then what is the value of √3 - 10/√3 + 27√3?

(a) 1.154 (b) 1.577 (c) 1.464 (d) 2.358

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 19 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If √21 = 4.58, then what is the simplified value of {8√(3/7) - 3√(7/3)}?

(a) 0.474 (b) 0.752 (c) 0.655 (d) 1

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 18 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If X = 5 + 2√6 , then what is the value of √X + 1/√X?

(a) 2√3 (b) 3√2 (c)2√6 (d)6√2

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indices and Surds Maths for Competitive Exams। Video 17 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If P = 7 + 4√3 and PQ = 1, then what is the value of 1/(P)^2 + 1/(Q)^2?

(a) 196 (b) 194 (c)206 (d)182

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 16 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If X = √{(2 + √3)/(2 - √3)}, then what is the value of (X)^2 + X - 9?

(a) 0 (b) 3√2 (c) 3√3 (d) 5√3

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 15 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered :
If √(5X - 6) + √(5X + 6) = 6, then what is the value of X?

(a) -4 (b) 0 (c) 2 (d) 4

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 14 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If X + 1/X = 2, what is the value of (X)^21 + 1/(X)^1331?

(a) 0 (b) 1 (c) 2 (d) 4

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 13 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If X = 4√(ab)/ (√a + √b), then what is the value of (X + 2√a) / (X - 2√a) + (X + 2√b) / (X - 2√b) [when a≠b]

(a) 0 (b) 2 (c) 4 (d) (√a + √b) /(√a - √b)

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices &Surds Maths for Competitive Exams। Video 12 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If (X)^ 1/4 + (X)^-1/4 = 2, then what is the value of (X)^81 + 1/(X)^81?

(a) -1 (b) 0 (c) 1 (d) 2

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 11 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If X + 1/X = √13, then what is the value of (X)^5 - 1/(x)^5 ?

(a) 169 (b) 169√3 (c) 393 (d) 507

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 10 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If X = 3 - 2√2, then √X + (1/√X) is equal to

(a) 0 (b) 1 (c) 2 (d) 2√2

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 9 of Part 1

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If √5329 = 73, then the value of
√(5329) + √(53.29) + √(0.5329) + √(0.005329) + √(0.00005329) is

(a)81.1003 (b)81.0113 (c) 81.1103 (d) 81.1013

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 8 of Part 1.

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If √3 = 1.732, then the value of ( 9 + 2√3) / √3 is

(a) 7.169 (b) 7.196 (c) 5.198 (d) 7.296

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA

Power, Indicices & Surds Maths for Competitive Exams। Video 7 of Part 1

Power, Indicices & Surds Maths for Competitive Exams like SSCCGL,CHSL, RAILWAY GROUP D,RRB NTPC, BANKING, IBPS, SBI,IBPS CLERK,SBI CLERK,IBPSPO, SBIPO, WBP, WBPSC, MTS, CAPF etc.
Topics covered:
If √5 = 2.236, then what isthe value of √5/2 + 5/3√5 - √45?

(a) -8.571 (b) -4.845 (c) -2.987 (d) -6.261

My YouTube Channel link: https://www.youtube.com/channel/UCDWOFnqvuPowx7VbiNnE-FA