Question

Bob's age is a multiple of 7 and is 3 less than a multiple of 8. He is younger than 40. How old is he?

PLEASE HELP!!!!!!!!

Answer 1

Answer:

His age is 21

....

Answer 2

Answer:

the answer is 21 .

Step-by-step explanation:

21 = 3*7 (multiple of 7)

21 = 8*3-3 (so 3 less than multiple of 8)

and is less than 40 .

so the answer is 21.