Question
P5.ST.JC.18121205-A1
The average cost of some books is $47.
If 2 of the books are now each $10 more,
the average cost of the books becomes $49.
How many books are there altogether?
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Primary 5 STRATEGIES P5.ST.JC.18121205

17 May 2024, 03:48 AM

The average cost of some books is $47.
If 2 of the books are now each $10 more,
the average cost of the books becomes $49.
How many books are there altogether?
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