Philip Fitter exercised each weekday.
On Monday he did 4 chinups.
On Tuesday he did 11 chinups.
On Wednesday he did 7 chinups.
On Thursday he did 15 chinups.
How many chinups did he do on Friday if his average (mean) for the five day week was 10 chinups per day?
Rintin Rep exercised each weekday this week. On Monday he did 4 chinups.
Each day his average number of chinups per day increased by one.
How many chinups did he do on Friday?
Barry Blue exercised each weekday this week. On Monday he did 4 chinups.
Each day his average number of chinups per day doubled.
How many chinups did he do on Friday?
Sonia Strong exercised each weekday this week. On Monday she did x chinups.
Each day her average number of chinups per day increased by one.
How many chinups did she do on Friday?
Hetty Health exercised each weekday this week. On Monday she did x chinups.
Each day her average number of chinups per day doubled.
How many chinups did she do on Friday?
Topics: Starter  Algebra  Averages  Problem Solving
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