Question

the sum of 1/4 , 1/9 and 1/3 f a number is 25. find the number​

Answer 1

Let the number be x.

then 1/4*x + 1/9*x + 1/3*x = 25

x * (1/4 + 1/9 +1/3) = 25

x * (9+4+12)/36 = 25

x * 25/36 = 25

x = 25*36/25 = 36

The number is 36