Question

the age of my grandmother is 3 times my age. after years the sum of our ages will be 124. can you find the age of bhaiya age and my grandmother​

Answer 1

let the age of girl be y and grandmother be x  by the question  x =3y  be 1 eqn and x+y = 124 be 2 eqn  substitute  it now y+3y = 124 so 4y = 124 and y = 31 finally their age is 31 for girl 93 for grand mother