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Bond [772]
2 years ago
11

1. Martin can pour a concrete walkway in 6 hours working alone. Victor has

Mathematics
1 answer:
Bond [772]2 years ago
6 0

Answer:

2.4 hr. = time working together

Step-by-step explanation:

Let x = time working together

x/6 = work done by Martin

x/4 = work done by Victor

Martin's part + Victor's part = 1 jog done

x/6 + x/4 = 1  Multiply thru by 12

2x + 3x = 12

5x = 12

x = 2.4 hr.

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