West Bengal Board Solutions for Chapter: Square Root, Exercise 14: Let's work ourselves -18.3

Find the square number nearest to $1000$.

Find the least number that will be subtracted from $9585$ to make it a perfect square.

Find the least number that will be added to $5320$ to make it a perfect square.

Find the least square number other than $0$, which is divisible by $15, 25, 35, 45$.

Without finding a square root, let us find the possible digits in the units place and the number of digits in the square root number.

$10201$

Let us find two square numbers nearest to $5000$.

The product of two numbers is $1575$ and their quotient is $\frac{9}{7}$, let's find the numbers.

Let us find what number will be placed in $*$of $202*$,so that it becomes a square