Question

Q 15. How many numbers lie between square of 12 and 13?
(a) 21 (b) 23 (c)22 (d)24

Answer 1

Hi there !!

let the two no:s be n and n+1 .
we know that there are 2n numbers between squares of 2 those numbers !!

n = 12
n + 1 = 12 + 1 = 13

numbers between their squares = 2n = 2 x 12 = 24 numbers !!

ans is option (d)

Answer 2

Answer:

D ) 24

Step-by-step explanation:

You can also do by this method

12 + 13 = 25

And , 25 - 1 = 24