Sandy works part time in a shoe shop.
On weekends, she earns 1.5 times as much per hour as she earns on weekdays.
One week, she works 2 hours on a weekday and 2 hours on the weekend.
Her pay for the week was $80.
How much does she earn in 1 hour on a weekday?
`$12.00` | `$16.00` | `$18.00` | `$20.00` | `$20.50` |
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