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JB MATH

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JB MATH

Aiutiamo gli studenti ad appassionarsi e comprendere la Matematica a 360°, per tutto il percorso di

25/05/2022

Which of the following numbers is the smallest?
(A) 0,0000001;
(B) 9 ^-8
(C) (0, 1)^0,1 ;
(D) √0,00001;
(E) (0, 0001)^2 .

23/05/2022

Let us know what you think in the comments!

21/05/2022

Here we go again...

20/05/2022

It takes one minute to cut a chain link, and it takes 5 minutes to weld it again. Having 10 links linked in pairs, how many minutes does it take (at least) to form an open chain of 10 links?
(A) 30;;
(B) 26;
(C) 24;
(D) 18;
(E) 12.

10/05/2022

Let us know what you think in the comments!
📚 Source: La Matematica che Trasforma il Mondo - RBA

06/05/2022

Get that s**t out of here asap

05/05/2022

What is the percentage of the shaded square in the figure?
(A) 12,5%;
(B) 25%;
(C) 20%;
(D) 18,75;
(E) 16,66%.

03/05/2022

Let us know what you think in the comments!

29/04/2022

So true 😅

28/04/2022

The number 1 is written on the board. The only move allowed is to erase the number written on the board and replace it with either its double or its square. What is the biggest number you can get in 8 moves?
(A) 4^7;
(B) 2^8;
(C) 8^8;
(D) 2^128;
(E) 2^64.
Let us know in the comments!

26/04/2022

Let us know what you think in the comments!
📚 Source: La Matematica che Trasforma il Mondo - RBA

22/04/2022

such useful information😂

Indirizzo

Bologna

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