Question
P5.ST.JC.18121186-A1
Ahmad and Bernard builds a toy car in 4 hours.
Bernard and Cyrus builds a toy car in 9 hours.
Cyrus and Ahmad builds a toy car in 6 hours.
How long does it take for Ahmad, Bernard and Cyrus to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

18 Jun 2024, 07:35 PM

Ahmad and Bernard builds a toy car in 4 hours.
Bernard and Cyrus builds a toy car in 9 hours.
Cyrus and Ahmad builds a toy car in 6 hours.
How long does it take for Ahmad, Bernard and Cyrus to build a toy car together?
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