Pls help. Sorry if its blurry​

The graph below shows the amount of money left in the school’s desk fund, f, after d desks have been purchased. for each new desk that is purchased, by how much does the amount of money left in the school’s desk fund decrease?

Complete the truth table a. t, f, f, t b. t f f f c. f t f t d f t f t

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?