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den301095 [7]
3 years ago
12

Jessica can build a bookshelf in 4 hours. Sydney can build a bookshelf in 6 hr. How long will it take them if they build the boo

kshelf together?
Mathematics
2 answers:
Dominik [7]3 years ago
4 0

Answer:

2 hours

Step-by-step explanation:

i think

Furkat [3]3 years ago
4 0

Answer:

About 2.4 Hours

Step-by-step explanation:

1/4+1/6=1/h

12h(1/4+1/6)=12h(1/h)

3h+2h=12

5h=12

12/5=2.4

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Step-by-step explanation:

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6 0
3 years ago
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3 years ago
What does it mean if a project has a Percent Spent of 90%, Percent Scheduled of 85%, and a Percent Complete of 95%
shtirl [24]

Answer:

It means that the project is in good shape, within budget an d it would finish early

Step-by-step explanation:

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