Question

Ruchi is 4years older than her sister zoya. If

together the sum of their ages is 20years. Find their

ages.​

Answer 1

Answer:

let zoya age be x

Ruchi's age = x+4

ATQ,

x+(x+4)=20

2x+4=20

2x=20-4,

x=16/2

x=8,

zoya's age is 8 years

ruchi's age is x+4 = 8+4=12 years

thank you