Question
P5.ST.JC.18121200-A1
The average cost of 4 novels is $70.
The average cost of 3 novels is $10.
What is the cost of 4th book?
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Primary 5 STRATEGIES P5.ST.JC.18121200

29 Jun 2024, 11:17 AM

The average cost of 4 novels is $70.
The average cost of 3 novels is $10.
What is the cost of 4th book?
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