Question
P5.ST.JC.18121199-A1
There are 3 boys and some girls.
The total height of the children is 1410 cm.
The average height of the 3 boys is 134 cm.
The average height of the girls is 168cm.
How many girls are there?
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Primary 5 STRATEGIES P5.ST.JC.18121199

18 May 2024, 06:10 AM

There are 3 boys and some girls.
The total height of the children is 1410 cm.
The average height of the 3 boys is 134 cm.
The average height of the girls is 168cm.
How many girls are there?
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