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bija089 [108]
4 years ago
14

Andrea ran 4 miles in 30 minutes. What was her rate in miles per hour ?

Mathematics
2 answers:
Leni [432]4 years ago
6 0
7.5. 30 divided by 4 equals 7.5
AfilCa [17]4 years ago
5 0
If she ran 4 miles in 30 minute then she ran 8 miles in 1 hour 
so her rate is 8mph

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What is 5/8 times 24 simplest
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5      24
-        -
8       1

Simplify 24 and 8. (8 goes into 24 six times.)

5      6
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1      1
   
   or
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6 0
3 years ago
1. What is the circumference of the given circle in terms of pi? radius= 14 in.
rusak2 [61]

Answer:

1. B     2. B

Step-by-step explanation:

1. The formula for circumference is C= pi times diameter

Radius is half of diameter, so you'd multiply 14 times 2 which gives you 28. Since it's asking for it in pi, it'll be 28 pi.

2. I think instead of circumference, it's asking for area because if it was asking for circumference the answer would have been 6.6 pi, but that answer isn't there. So if it's asking for area, the formula is A= pi(r²) They gave the diameter instead. Remember, the radius is half of the diameter, so in order to get the radius, you'd divide 6.6 by 2 and get 3.3. Then, multiply 3.3 with the number itself, and you'll get 10.89.

Hope this helps!

5 0
3 years ago
<img src="https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B3%7Dx%2B6%3D8" id="TexFormula1" title="\frac{1}{3}x+6=8" alt="\frac{1}{3}x+6=
makkiz [27]
X = 6
Have a great rest of your day !
6 0
2 years ago
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Which relations are functions?<br><br> Select Function or Not a function for each graph.
MatroZZZ [7]

Relations are not just functions but they are also non functions


4 0
3 years ago
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What is the difference (7² + 8² + 9²) - (6² + 5² + 4²)
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Answer:

199

Step-by-step explanation:

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194 - 36 +25 + 16

-36 + 25 + 16

= -11 + 16 = 5

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5 0
3 years ago
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