3 years ago

The time t (in hours) that it takes a group of volunteers to build a

Mathematics

2 answers:

weeeeeb [17]3 years ago

5 0

It will take 9 hours

Oduvanchick [21]3 years ago

5 0

Answer:

8 hours

Step-by-step explanation:

10 × 12 = 15 × t

t = 8

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