Write and solve an equation to find the missing dimension of the prism. Volume = 532 in.3

Equation:

Width: in.

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Which expression gives the area of the triangle shown below

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?