Pleasee answer it for me. Thank you!

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation