Question
P5.ST.JC.18121186-A1
Alan and Bennet builds a toy car in 6 hours.
Bennet and Chan builds a toy car in 5 hours.
Chan and Alan builds a toy car in 2 hours.
How long does it take for Alan, Bennet and Chan to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

26 Jun 2024, 02:06 PM

Alan and Bennet builds a toy car in 6 hours.
Bennet and Chan builds a toy car in 5 hours.
Chan and Alan builds a toy car in 2 hours.
How long does it take for Alan, Bennet and Chan to build a toy car together?
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