First Time On YouTube Mental Maths Must Try How to Find Square of Any Number ?? || #tricks #Shorts

Find the sum of squares of first 9 natural numbers

Find the remainder when the square of any number is divided by 4

Find the average of squares of first 10 numbers.

Find the sum of squares of first 11 natural numbers.

Five times of a positive integer is equal to 3 less than twice the square of that number. Find the number.

Find the smallest number by which 147 must be multiplied so that it becomes a perfect square.Also find the square root the number so obtained.

The probability of hitting a target in any shot is 0.5 If 10 shorts are fired , find the probability that the target will be hit in an odd number of times .