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maw [93]
3 years ago
6

Please answer this correctly without making mistakes

Mathematics
1 answer:
Finger [1]3 years ago
3 0
In 16 cranks, the box is lifted 6 feet. This is basic graph reading. We’re told x is the amount of cracks and y is height in feet. So at point F, we are at 16 cranks (x) and the corresponding feet (y) is 6 feet
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Sally has twice as many dimes as nickels. The total value is $3.50 how many nickels and dimes does she have?
Murljashka [212]
D=2n
.05n+.1d=3.5
I multiplied the nickels and dimes by these values because that is their actual monetary value 
.05n=3.5-.1d
multiply everything by 20
n=70-2d
d/2=70-2d
.5d+2d=70 
2.5d=70
d=28 
n=14 
so there are <u>28 dimes and 14 nickels 
</u>
checking this answer 
28 dimes = $2.8
14 nickels = .70
2.8+.7=3.5

3 0
4 years ago
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What is the box-and-whiskers plot used to show?
12345 [234]
The whole idea of that kind of graph is that they allow you to view the complete distribution of data while also being able to see first and third quartiles, the median, and the minimums and maximums. 
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3 years ago
What is the value of the value below. <br> 4/5+3/5+3.5*5
inn [45]

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18.9

Step-by-step explanation:

7 0
3 years ago
For each triangle, find the missing side length to the nearest tenth. :
Lana71 [14]
We can use trigonometry.  The cosine of 15 will be the side adjacent to the 15-degree side (the one we are looking for) divided by 20, the hypotenuse.  As cos(15) is about .966, we get 19.32 as the side we are looking for.
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3 years ago
ALL of the Students at Beach Middle School voted for a trip to the zoo or the aquarium.
QveST [7]

Answer:

160

Step-by-step explanation:

If there were only 2 options, all the people who didn't pick one chose the other one.

So if 25% of the people voted for the aquarium the remaing 75% voted for the zoo.

Since three times as many people voted for the zoo, we can see that 120/3=40, so 40 people chose the aquarium.

To find the total number of students, we add 120 and 40 to get <u>160</u>

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2 years ago
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