Question
P5.ST.JC.18121186-A1
Alistair and Brent builds a toy car in 4 hours.
Brent and Clark builds a toy car in 10 hours.
Clark and Alistair builds a toy car in 8 hours.
How long does it take for Alistair, Brent and Clark to build a toy car together?
3 m
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Primary 5 STRATEGIES P5.ST.JC.18121186

19 May 2024, 06:24 PM

Alistair and Brent builds a toy car in 4 hours.
Brent and Clark builds a toy car in 10 hours.
Clark and Alistair builds a toy car in 8 hours.
How long does it take for Alistair, Brent and Clark to build a toy car together?
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