Question

after 20 years , Rita's age will become 5 times that of her present age. find her present age


mai bhi padne laga thodi der me ^_^​

Answer 1

Answer:

Let r , d, m be their present ages

Now r=4d and r = (2/3)*m and r+m+d =154

Plug the first r value you'll get

4d+d+m=154

plug the second r value you'll get

(2/3)*m+m +d =154

work out the value of r you should get 56

Using that m will be 84

Final answer will be 84–56 = 28