Question
PSLE
The table shows how much a company charges for a aircon servicing job. Mrs Lau paid the company $610 for a aircon servicing job. How many hours of aircon servicing did she pay for?

  Charges
First 4 hours $250
Every additional hour $60
2 m

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PSLE
The table shows how much a company charges for a aircon servicing job. Mrs Lau paid the company $610 for a aircon servicing job. How many hours of aircon servicing did she pay for?

  Charges
First 4 hours $250
Every additional hour $60