Astrip of wood 78 inches long is to be cut into pieces 3 3/4 inches long. how many pieces can be cut?
a. 20
b. 21
c. 12
d. 26

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

What ia the sum if the first 7 terms of the geometric series