Question
P5.ST.JC.18121186-A1
Adrian and Boaz builds a toy car in 2 hours.
Boaz and Charles builds a toy car in 10 hours.
Charles and Adrian builds a toy car in 5 hours.
How long does it take for Adrian, Boaz and Charles to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

29 Jun 2024, 12:42 PM

Adrian and Boaz builds a toy car in 2 hours.
Boaz and Charles builds a toy car in 10 hours.
Charles and Adrian builds a toy car in 5 hours.
How long does it take for Adrian, Boaz and Charles to build a toy car together?
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