Question
P5.ST.JC.18121199-A1
There are 3 girls and some boys.
The total height of the children is 1590 cm.
The average height of the 3 girls is 124 cm.
The average height of the boys is 174cm.
How many boys are there?
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Primary 5 STRATEGIES P5.ST.JC.18121199

13 Jun 2024, 12:45 PM

There are 3 girls and some boys.
The total height of the children is 1590 cm.
The average height of the 3 girls is 124 cm.
The average height of the boys is 174cm.
How many boys are there?
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