Mr. Soh has some pencils. If he ties them in bundles of 7, he will have 3 extra pencils. If he ties them in bundles of 10, he would be short of 2 pencils. What is the smallest possible number of pencils Mr. Soh has?
Multiples of 7: 7, 14, 21, 28, 35
Multiples of 7 (+3): 10, 17, 24, 31, 38
Multiples of 10: 10, 20, 30, 40
Multiples of 10 (-2): 8, 18, 28, 38
Smallest possible number of pencils that Mr. Soh has = 38
Answer(s): 38