Express the product as a sum containing only sines or cosines for question 14. Express the sum or difference as a product of sines and/or cosines for question 15

Ithink you're supposed to multiply 12.50 which is how much he makes per hour and then multiply it by each number then add whats left togrther and there's your answer

Ya i could just need to know what type of math

1.5 pounds because you put 9over 6 and then divide by 6