Question

5.
How many numbers lie between the squares of the following numbers ?
(1) 15 and 16 (ii) 31 and 32 (iii) 43 and 44​

Answer 1

Answer:

(i)31 (ii)63 (iii)87 this is the answer

Answer 2

Answer:

1.

${16}^{2} - {15}^{2} - 1 = 256 - 225 - 1 = 30$

2.

${32}^{2} - {31}^{2} - 1 = 1024 - 961 - 1 = 62$