Question
P5.ST.JC.18121186-A1
Abraham and Beck builds a toy car in 7 hours.
Beck and Calvin builds a toy car in 2 hours.
Calvin and Abraham builds a toy car in 4 hours.
How long does it take for Abraham, Beck and Calvin to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

26 Jun 2024, 10:59 AM

Abraham and Beck builds a toy car in 7 hours.
Beck and Calvin builds a toy car in 2 hours.
Calvin and Abraham builds a toy car in 4 hours.
How long does it take for Abraham, Beck and Calvin to build a toy car together?
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