A café owner near a beach employed five staff and paid them each $10 an hour. During the holiday season two extra staff were needed. To get extra staff the employer had to increase the hourly rate for all staff to $12 an hour. What was the marginal cost each hour of employing two extra staff? A $2 B $24 C $34 D $84
Mark scheme
Marking points from the official mark scheme (May/June 2018). The mark or mark type is shown in brackets.
- [1] C
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