500
Spongebob Squarepants goes to work at Crusty Crab. Mr. Crabs wants him to make 100 crabby patties, but he only has enough ingredients to make 50. Name his problem and how he could solve it.
What is he had to make 100 crabby patties, but only had the ingredients for 50? What is he could go to the store and buy the ingredients for the rest (or other acceptable answers)?