Question

Q. If ${83}^2$ is added to the square of a number the answer obtained is 10,253, what is the number

• A. 58
• B. 48
• C. 50
• D. 64

Answer 1

The correct option is A 58

$9+x^2=3$ in units place
$x^2$ has 4 in units place,to get 4 in unit’s place, x can have either 2 or 8 in unit’s place, Checking the options
x = 58 will satisfy