Adam's age is a multiple of 8 this year.
His age 3 years later will be multiple of 7.
- What is Adam's age this year?
- What was Adam's age 2 years ago?
- What is Adam's age 2 years later?
Multiple(s) of 8: 8, 16, 24, 32
Multiple(s) of 8 (+3): 11, 19, 27, 35
Multiple(s) of 7: 7, 14, 21, 28, 35
35 appears in both the multiples of 7 and the multiples of 8 (+3).
35 is Adam's age 3 years later.
(a) Adam's age this year = 32
(b) Adam's age 2 year ago = 32 - 2 = 30
(c) Adam's age 8 years later = 32 + 2 = 34
Answer(s): (a) 32; (b) 30; (c) 34