Question

Ten years from now, William's age will be six times his present age. What is his present age? A) 5 years old B) 10 years old C) 15 years old D) 20 years old

Answer 1

a + 10 = 6a

5a = 10

a = 2

William is 2 years old now and will be

6(2) = 12 years old in 10 years.