Question

The area of a rectangular classroom is 320 square feet. If the length and width of the classroom are multiplied by 4, what is the area of the new classroom?

A) 5120
B)2540
C) 1700
D)3840

Answer 1

A

Explanation:

L x W = 320

4(L x W) = ?

4L x 4W = 16(L x W)

=16(320)

=5120