Please help I'm almost done with this course I just need a few more answered
A right rectangular prism's edge lengths are 9 inches, 9 inches, and 3.3 inches. How many unit cubes with edge lengths of 0.5 can fit inside the prism?
a. 540 unit cubes
b. 2138 unit cubes
c. 1620 unit cubes
d. 1145 unit cubes