Find the Surface Area of the following figure:
16 ft
7 ft
10 ft

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.

Which ordered pair is a solution of the equation? 2x+3y=10

A+b= 17, ab=70, find the value of |a-b|