Question
Adam's age is a multiple of 7 this year.
His age 3 years later will be multiple of 8. 
  1. What is Adam's age this year?
  2. What was Adam's age 8 years ago?
  3. What is Adam's age 9 years later?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

Adam's age is a multiple of 7 this year.
His age 3 years later will be multiple of 8. 
  1. What is Adam's age this year?
  2. What was Adam's age 8 years ago?
  3. What is Adam's age 9 years later?