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Rom4ik [11]
3 years ago
8

A carpenter uses 65 shelves to make 13 bookcases. She uses the same number of shelves for each bookcase.

Mathematics
2 answers:
ch4aika [34]3 years ago
7 0

First, we would need to figure out how many shelves are needed to build 1 bookcase. To do that, you would need to divide the number of shelves by the number of bookcases it can make.

65 ÷ 13 = 5

Now we know, it takes 5 shelves to build a single bookcase.  The next step would be to find out how many shelves it would take to build 6 more bookcases.  To find the answer, you would multiply the number of shelves it takes to build 1 bookcase by the number of bookcases that need to be built.

5 x 6 = 30

So, yes, 32 shelves would be more than enough to build 6 more bookcases.

Sergeeva-Olga [200]3 years ago
5 0

Answer:

5 shelves for each bookcase 65 divided by 13 is 5.

yes!

Step-by-step explanation:

65 divided by 13 is 5. To double check 13 times 5 is 65.

Yes that is enough because if you use 5 shelves per bookcase 6 divided by 5 is 30 you have an extra 2 books!

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Divide 56 in a ratio of 5.3
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4 years ago
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A school gymnasium is being remodeled. The basketball court will be similar to an NCAA basketball court, which has a length of 9
valkas [14]

Answer:

Perimeter of NCAA court=288 feet

Perimeter of new court=259.2 feet

Step-by-step explanation:

We are given that

Length of NCAA court, l=94 feet

Width of NCAA court, b=50 feet

Width of new court, b'=45 feet

We have to find the perimeter of an NCAA court and new court in the school.

Perimeter of NCAA court=2(l+b)

Perimeter of NCAA court=2(94+50)feet

Perimeter of NCAA court=288 feet

When two rectangles are similar then  the ration of their   corresponding sides are equal.

Using the  property

\frac{Perimeter\;of\;NCAA\;court}{Perimeter\;of\;new\;court}=\frac{Width\;of\;NCAA\;court}{Width\;of\;new\;court}

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Perimeter of new court=\frac{288\times 45}{50} feet

Perimeter of new court=259.2 feet

6 0
3 years ago
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