Question
P5.ST.JC.18121186-A1
Abdul and Bobby builds a toy car in 6 hours.
Bobby and Chen builds a toy car in 2 hours.
Chen and Abdul builds a toy car in 10 hours.
How long does it take for Abdul, Bobby and Chen to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

05 Jul 2024, 11:29 AM

Abdul and Bobby builds a toy car in 6 hours.
Bobby and Chen builds a toy car in 2 hours.
Chen and Abdul builds a toy car in 10 hours.
How long does it take for Abdul, Bobby and Chen to build a toy car together?
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