Question

if x%of X is 25 then X will be
a 50
B 40
C 60
D 500

Answer 1

$x \times \frac{x}{100}$

= 25
x²/100=25
x²=25×100
x²=2500
x=50

Answer 2

According to given sum,

x% of x =25

$\frac{x}{100} \times x = 25$
${x}^{2} = 2500$

x=50

so option a is correct.

:-)Hope it helps u.