Question

Kelly makes $10 more per hour than her regular pay when she is working overtime. Yesterday, she worked 8 regular hours and 4 overtime hours and earned $160.

What is Kelly's regular pay per hour?
(A) $20 per hour
(B) $10 per hour
(C) $12 per hour
(D) $16 per hour

Answer 1

(B) $10 per hour
\[8x+4(x+10)=160\]\[x=10 \text{ dollars}\]