Bite-sized brain teaser to solve in a minute or less.

Cushion Count
Mia receives an order for 100 cushions and has 4 days to prepare it. Working alone, she can sew 15 cushions a day. To meet the deadline, she hires part-timer Amy, who can sew 10 cushions a day working an 8-hour shift and charges $12 per hour.
How much does Mia have to pay Amy to help complete the order?
Solution
Mia can sew 60 cushions in 4 days Amy can sew 40 cushions in 4 days That would total to 100 cushions in 4 days In order to complete the order, Mia must hire Amy for 4 days
To calculate Amy's payment: 8 hours/day x 4 days = 32 hours 32 hours x $12 / hour = $384 Mia has to pay Amy $384 to help complete the order. |
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