12. Ahn, Bill, and Carl are eating a pizza. If Ahn ate 4 slices, Bill ate 3 slices, Carl ate 2 slices, and 1 slice more than half of the slices remain, into how many slices was the original pizza cut?

Answer and Explanation

Your Answer is

Correct Answer is K

Explanation

Ahn, Bill and Carl eat 1 slice less than half of the whole pizza, so half of the pizza is 4+3+2+1=10 slices, and the whole pizza is 20 slices, so choose K.