Question
P5.ST.JC.18121186-A1
Aden and Benedict builds a toy car in 2 hours.
Benedict and Calvin builds a toy car in 10 hours.
Calvin and Aden builds a toy car in 4 hours.
How long does it take for Aden, Benedict and Calvin to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

05 Jul 2024, 03:37 AM

Aden and Benedict builds a toy car in 2 hours.
Benedict and Calvin builds a toy car in 10 hours.
Calvin and Aden builds a toy car in 4 hours.
How long does it take for Aden, Benedict and Calvin to build a toy car together?
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