A karate school runs a holiday program and charges $150 per student.
The costs of running the program are:
Karate instructor: $110 per hour
Hall hire: $52 per hour plus 10% GST.
The program runs for two hours a day for five days.
What profit does the karate school make if 20 students pay for the program? (3 marks)
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`text(Revenue) = 20 xx 150 = $3000`
| `text(Cost per hour)` | `= 110+(52 xx 1.1)` |
| `= 110+57.20` | |
| `= $167.20` |
| `text(Total cost)` | `= 2 xx 5 xx 167.20` |
| `= $1672` |
| `:.\ text(Profit)` | `= 3000-1672` |
| `= $1328` |