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Stella [2.4K]
3 years ago
6

The ratio of boy campers to the number of girl campers is 8:7.  If there are a total of 195 children, how many are boys and how

many are girls?
Mathematics
1 answer:
Luden [163]3 years ago
7 0
8x-amount\ of\ boys\\7x-amount\ of\ girls\\\\8x+7x=195\\
15x=195\ \ \ |Divide\ by\ 15\\x=13\\\\
8x=8*13=104\\
7x=7*13=91\\\\
\textbf{There\ are\ 104\ boys\ and\ 91\ girls.}
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Employees at a clothing store recieve 20% discounts on what they purchase at that store. How much will an employer save on a $45
mamaluj [8]
Easiest way to work it out is to divide by ten, that gives 10% of your original number. Multiply that by two to get 20% and minus that from the original number to get the discount.
450/10 = 45 which is 10% of 450.
20% of 450= 10% x 2 or 45 x 2
therefor 20% of 450 is 90.
450-90 = the discount the shoppers recieve.

4 0
3 years ago
Please help. I've been trying to figure this out for an hour and I still don't understand how it's 72. I feel really stupid beca
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Answer:

C. 72\pi

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3 0
3 years ago
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Dmitrij [34]
The answer to this is negative
5 0
1 year ago
What are the common factors of 35 and 60?
Ksivusya [100]
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3 0
3 years ago
How could you model 5 students sharing 4 bags of popcorn equally? How much will each student get?
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Your answer is 0.8 or 80%
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But we need the count of sandwiches for 1 person. So we need to change the 6 people into 1 person. To change 6 into 1 divide it by 6

<span>6÷6=1</span>

For ratios, when multiplying or dividing, what we do to the bottomwe do to the top.

So to change <span>46</span> into what we want we apply

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So each person ends up with <span>23</span> of a sandwich

<span>Now see where the shortcut comes from <span>46</span>=<span>23</span><span> of a sandwich</span></span>

5 0
3 years ago
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