Question

the age of vinal is 1 more than thrice his sister if the vinal is 10years old find the age of his younger sister​

Answer 1

Answer:

3 years

Step-by-step explanation:

Say, age of Vinal is 'v' and age of his sister is 's',

Given,

v =  1+3*s

also given that v = 10,

therefore,

10 = 1+3s => s = (10-1)/3 = 3