Question

Ravi is 12 yrs younger than surya ravis age 40 percent of the sum of his and suryas age what will be suryas age 9 yrs hence

Answer 1

Answer:

45 years

Step-by-step explanation:

R = S -12

R = (40/100)(R+S)

5R = 2R +2S

3R = 2S

3(S-12) = 2S

S = 36

S+9 = 36+9 = 45