Question

Oliver earns $25.50 per hour and saves 25% of his income. Oliver wants to save at least $160

a. Write this situation as an inequality.

b. What is the minimum number of hours Oliver needs to work?

Answer 1

Answer: a. 25.50(h)(25%) >= 160

b. 26

Explanation:

a. Let the number of hours Oliver works be h hours.

25.50(h)(25%) >= 160

b. 25.50(h)(25%) >= 160

h >= 25.1 (cor. to 3 sig. fig)

The minimum number of hours Oliver needs to work is 26 hours.