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Brut [27]
3 years ago
12

Road sign shows 15 miles in 20 minutes What is the speed in miles per hour

Mathematics
1 answer:
sweet [91]3 years ago
6 0
45miles per hour (MPH)
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Write the ratio 42 inches to 9 feet as a fraction in simplest form. Explain why you get the same result whether you convert feet
V125BC [204]
Let's convert one of these numbers:
1 foot = 12 inches

9 feet were 9*12=108 inches

so the ratio would be 42: 108

or we can simplify it: divide by 2:
21:54

divide by 3:
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A ratio always stays the same no matter the unit or currency, so it doesn't matter which unit we convert it to.
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2 years ago
Huilan's age is two times thomas's age. the sum of their ages is 84. what is thomas's age?
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H is 2t
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2t + t = 84
3t =84
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Step-by-step explanation:

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How can this 12×2+2³ make 120
Alex17521 [72]

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