What is the prime factorization of 40?
2 x 5
2 x 20
2x2x2x5
2x2x4x5

Option 3

Step-by-step explanation:

The prime factorization of 40 is as follows:

40 = 2 × 2 × 2 × 5

Part A would be the answer A because it is $7.50 per book which means we will have to multiply

Step-by-step explanation:

Part B, if the camp leader has 12 campers that means she will need to buy books for each (12 x 7.50) which will give you a total of $90