Question

two-thirds of a number is increased by 9, the sum will be 19 , find the number

Answer 1

Let us take the no. be x.

2/3 of the no.=2x/3.

no. increased by 9 =2x/3+9.

ATQ,2x/3+9=19

or 2x/3=19-9

or 2x /3 =10

or 2x=10×3

or x=10×3/2

Therefore x =15.

Required number=15