Problema Solution
Donald is 105 years old. Nicole is 37 years old. How many years ago was Donald's age 5 times Nicole's age ?
Answer provided by our tutors
let 'x' represent the number of years ago Donald's age was 5 times Nicole's age:
(105-x) = 5(37-x)
solving for 'x' we have x=20
20 years ago, Donald's age was 5 times Nicole's age