SOLUTION: Sarah goes to the store to buy miniature boxes of cereal. The boxes only come in packs of 3 and packs of 8. What is the largest number of miniature boxes of cereal that Sarah can
Question 360087: Sarah goes to the store to buy miniature boxes of cereal. The boxes only come in packs of 3 and packs of 8. What is the largest number of miniature boxes of cereal that Sarah cannot purchase exactly?
A) 11 B) 13 C) 17 D) 18 E) None