2. The Venn Diagram below shows the number of boy scouts in a certain troop who have eamed the following merit badges: camping, swimming, and first aid. Camping 2 10 6 4 7 2 5 3 First Aid Swimming a. How many boy scouts have a first aid badge? b. How many boy scouts have a camping badge or a swimming badge? c. How many boy scouts have a camping badge and a first aid badge? d. How many boy scouts have a swimming badge but do not have a first aid badge? e. How many boy scouts do not have a camping badge? f. How many boy scouts are in the troop?