Question

Ram is twice as old as his sister. Four years hence the product of their ages will be 160. Find their present ages in euation

Answer 1

Answer:

sister= 6, ram = 12

Step-by-step explanation:

let, current age of sister= x

current age of ram= 2x

4 years hence,

(x+4)(2x+4)= 160

2x^2 + 12x - 144 = 0...solve for x