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

03 Jul 2024, 12:37 AM

Alfie and Brad builds a toy car in 10 hours.
Brad and Cooper builds a toy car in 6 hours.
Cooper and Alfie builds a toy car in 3 hours.
How long does it take for Alfie, Brad and Cooper to build a toy car together?
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