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adelina 88 [10]
3 years ago
7

The number of calories Kira burns while riding a bike varies directly with the number of hours the bike is ridden. How many calo

ries are burned in 60 minutes?
possible answers:

480
960
60
2880

Mathematics
1 answer:
Veseljchak [2.6K]3 years ago
4 0

480 since 1 hour=60 minutes.  Look on the graph and you can see that the line looks like its 500 but since the answer choices dont say 500 it has to be 480 which is the closest


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30.52 feet.

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Two​ researchers, Jaime and​ Mariya, are each constructing confidence intervals for the proportion of a population who is​ left-
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Read 2 more answers
What is the solution to <br> 4/a+5/3a&lt;3
scoray [572]
\dfrac{4}{a}+\dfrac{5}{3a} < 3\ \ \ |-3\ \ \ assume\ a\neq0\\\\\dfrac{3\cdot4}{3a}+\dfrac{5}{3a}-\dfrac{3a\cdot3}{3a} < 0\\\\\dfrac{12+5-9a}{3a} < 0\\\\\dfrac{-9a+17}{3a} < 0\iff 3a(-9a+17) < 0\\\\3a=0\to a=0\\\\-9a+17=0\to a=\dfrac{17}{9}
Look at the picture.
Answer:\ a\in\left(0;\ \dfrac{17}{9}\right)

3 0
3 years ago
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