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Kipish [7]
3 years ago
7

If I have read a book at a rate of 20 chapters per hour. How many chapters does she read in 4 hours

Mathematics
2 answers:
vaieri [72.5K]3 years ago
8 0

20 × 4 = 80chapters

hope it helps...!!!

yarga [219]3 years ago
7 0
You could use the ratio ‘20:1’ and use box method.
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Instructions: Find the angle measures given the figure is a rhombus.
Oksi-84 [34.3K]

Answer:

Angle ABC =70

Step-by-step explanation:

Divide 140 by 2 and apply the rule of alternante interior angles

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3 years ago
The equation of the line of best fit of a scatter plot is y = −5x − 2. What is the slope of the equation?
tatiyna

Answer:

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Step-by-step explanation:

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3 years ago
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What is the volume of the prism?
mezya [45]

Answer:

40 \frac{5}{8} cm^{3}

Step-by-step explanation:

The figure is a rectangular prism, so the formula would be Volume = length x width x height.

length =  6 \frac{1}{2} cm

width  =  2 \frac{1}{2} cm

height  =  2 \frac{1}{2} cm

If you plug everything you have in the problem into the volume equation, you would get : Volume = 6 \frac{1}{2} cm x 2 \frac{1}{2} cm x 2 \frac{1}{2} cm.

Without a calculator, I would first turn the mixed numbers into improper fractions.

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Volume = \frac{13}{2} x  \frac{5}{2} x  \frac{5}{2}

When you multiply everything together you should get \frac{325}{8}.

As a mixed number, that would be 40 \frac{5}{8} cm^{3}.

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You and your friend collect 180 cans for a food drive. The ratio of cans you collected to cans your friend collected is 4 to 5.
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Are you looking for the number of cans you and your friend each collected? If yes, here is the solution:

Let x be the number of cans.

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Now, substitute the values:
4(20) + 5(20) = 180
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Therefore, you collected 80 cans and your friend collected 100 cans.
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3 years ago
If Georgina travels 455 km in 7 hours how far will she travel in 9 hours at the same rate
11111nata11111 [884]
585:)) 455\7=65 65•9=585
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3 years ago
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