The table shows how much a company charges for a mowing job. Mrs Yap paid the company $170 for a mowing job. How many hours of mowing did she pay for?
Charges | |
First 2 hours | $90 |
Every additional hour | $40 |
Charges | |
First 2 hours | $90 |
Every additional hour | $40 |
Charges | |
First 2 hours | $90 |
Every additional hour | $40 |
Charges | |
First 2 hours | $90 |
Every additional hour | $40 |
Charges | |
First 2 hours | $90 |
Every additional hour | $40 |