Question
P5.ST.JC.18121199-A1
There are 5 girls and some boys.
The total height of the children is 1480 cm.
The average height of the 5 girls is 123 cm.
The average height of the boys is 173cm.
How many boys are there?
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Primary 5 STRATEGIES P5.ST.JC.18121199

16 Jun 2024, 05:24 PM

There are 5 girls and some boys.
The total height of the children is 1480 cm.
The average height of the 5 girls is 123 cm.
The average height of the boys is 173cm.
How many boys are there?
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