Question
P5.ST.JC.18121186-A1
Alfred and Bentley builds a toy car in 6 hours.
Bentley and Chan builds a toy car in 8 hours.
Chan and Alfred builds a toy car in 9 hours.
How long does it take for Alfred, Bentley and Chan to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

05 Jul 2024, 12:04 PM

Alfred and Bentley builds a toy car in 6 hours.
Bentley and Chan builds a toy car in 8 hours.
Chan and Alfred builds a toy car in 9 hours.
How long does it take for Alfred, Bentley and Chan to build a toy car together?
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