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IrinaK [193]
2 years ago
7

Please help meeeeeee

Mathematics
1 answer:
densk [106]2 years ago
6 0

Answer:b) If there are 20 squares there will be 25 triangles.

c) There are 20 girls

Step-by-step explanation:

b) The ratio here is 4(squares):5(triangles), so if there are 20 squares you have to divide that by the original number of squares, 4. Once you get that, you multiply it by the number of triangles, 5. The work should look something like this:

20/4 = 5

5 x 5 = 25

c) For this one you have to add the total number of students within the ratio. Since there 5 girls and 2 boys, that is 7 people in total. Since you’re trying to reach a total of 28, you divide 28 by 7, which will give you 4. Now, you multiply 4 by the number of just girls, (5), which gives you a total of 20.

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denpristay [2]

Answer:

The answer is 5 hours.

Step-by-step explanation:

First you have to figure out how much money he already had by working at the coffee shop, so take the 15 hours and multiply it by 11$ he makes per hour and you get 165$, now you have to subtract the 200$ by 165$ to figure out how much he needs so 200 - 165 = 35 that is needed, then you keep going up an hour until your total comes above 35 so if he does 1 hour its 8, 2 hours is 16, 3 hours is 24, 4 hours is 32, and 5 hours is 40 which is finally enough to reach his goal.

5 0
4 years ago
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Which describes the horizontal cross section of the given right rectangular prism? A. A rectangle with dimensions of 15 inches a
ser-zykov [4K]

The <em>horizontal</em> cross section of the given <em>right rectangular</em> prism is a rectangle with dimensions of 9 inches and 7 inches. (Choice D)

<h3>How to find the dimensions of the horizontal cross section</h3>

The <em>horizontal</em> cross section is <em>parallel</em> to the base of the <em>right</em> <em>rectangular</em> prism, whose dimensions are 9 inches and 7 inches, respectively. Thus, the <em>horizontal</em> cross section of the given <em>right rectangular</em> prism is a rectangle with dimensions of 9 inches and 7 inches. (Choice D) \blacksquare

<h3>Remark</h3>

The figure is missing. We included the missing figure below.

To learn more on prisms, we kindly invite to check this verified question:  brainly.com/question/318504

8 0
3 years ago
Karen spends $600 on bills each month. Of this total, 10% is for phone, 1/4 is for internet, and 3/5 is for utilities. If the re
melamori03 [73]
For Phone - 600 x 0.1 = $60
For Internet = 600 x 0.25 = $150
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360 + 150 + 60 = $570

600 - 570 = $30

Answer: $30
6 0
4 years ago
Ten percent of 140,000 = ?​
Ostrovityanka [42]

Answer:

14000

Step-by-step explanation:

Of means multiply

10% * 140000

Change to decimal form

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14000

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3 years ago
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Answer:

8.4750

Step-by-step explanation:

1) ignore all the decimals, we’ll deal with them later

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3 years ago
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