Adam's age is a multiple of 2 this year.
His age 2 years later will be multiple of 3.
- What is Adam's age this year?
- What was Adam's age 3 years ago?
- What is Adam's age 4 years later?
Multiple(s) of 2: 2, 4
Multiple(s) of 2 (+2): 4, 6
Multiple(s) of 3: 3, 6
6 appears in both the multiples of 3 and the multiples of 2 (+2).
6 is Adam's age 2 years later.
(a) Adam's age this year = 4
(b) Adam's age 3 year ago = 4 - 3 = 1
(c) Adam's age 2 years later = 4 + 4 = 8
Answer(s): (a) 4; (b) 1; (c) 8