Algebra
posted by Samantha .
rectangular prism with base perimeter 30 cm, base area 50 cm^2, and height 150 cm.
Choices are:
A. 7,560 cm^2
B. 4,600 cm^2
C. 1,800 cm^2
D. 4,550 cm^2

apparently you want the surface area.
for sides, perimeter*height = 4500
for bases, 2*50=100
(B)