Acarpenter worked for four days to finish a repair job she charged $825 for 15 hours plus $270 for materials what is the carpenters rate per hour

Nikolas calculated the volume of the prism. his work is shown below.

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?