AlgebraHardHours worked with an overtime rate
Algebra practice question
Ana is paid $12 an hour for the first 35 hours she works in a week and $18 an hour for each hour after that. Last week she earned $528. How many hours did she work?
Answer: 41
35 hours earn $420. The remaining $108 at $18 an hour is 6 hours, so 35 + 6 = 41.
Common wrong answers
- If you answered 6
- 6 is only the overtime hours.
- If you answered 44
- 44 divides 528 by 12, ignoring the overtime rate.
- If you answered 29.33
- 29.33 divides 528 by 18.
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