The table shows how much a company charges for a mowing job. Mrs Chan paid the company $180 for a mowing job. How many hours of mowing did she pay for?
Charges | |
First 3 hours | $120 |
Every additional hour | $30 |
Charges | |
First 3 hours | $120 |
Every additional hour | $30 |
Charges | |
First 3 hours | $120 |
Every additional hour | $30 |
Charges | |
First 3 hours | $120 |
Every additional hour | $30 |
Charges | |
First 3 hours | $120 |
Every additional hour | $30 |