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In this activity you need to:

>   Identify the variables and rules being used in a model

Redball Bowling is a tenpin bowling alley. They use a spreadsheet model each day to work out how much to charge people to play. Players pay a set amount for each game they play. Adults pay more than children.

You will need to complete the ‘Redball bowling model’ spreadsheet to answer these questions.

1  Type a suitable formula into cell E6. What formula did you type? Write it here.

2  How much will Amir Sudan have to pay?

3  Now copy the formula from E6 into cells E7 to E10. Explain how you did this.

4  How much will Emily Puccini have to pay?

5  Type a suitable formula into cell C12. What formula did you type? Write it here.

6  How many games in total have been played today?

7  Type a suitable formula into cell E12. What formula did you type? Write it here.

8  How much money have Redball Bowling taken today?