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jek_recluse [69]
2 years ago
8

Find the unit rate. 5/8 mile in 1/4 hour

Mathematics
1 answer:
erik [133]2 years ago
5 0
Answer

The unit rate in miles per hour is 2.5 mph.

Step-by-step explanation:

1/4 x 4 = 1 hour
5/8 x 4 = miles that would have been covered in one hour
20/8 of a mile would have been covered in one hour
20/8 = 2.5
2.5 miles would have been covered in an hour, with which his speed was 2.5 mph.
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Step-by-step explanation

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8 0
4 years ago
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Please help me .!<br> 10 points .!
BaLLatris [955]
The answer is 19 I subtracted the 2 biggest numbers
5 0
3 years ago
Solve -8/5 x - 6 = -54
Musya8 [376]
The equation is false so no solution.

Simplify 8/5 * -6 to -48/5

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4 0
3 years ago
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g natasha is in a class of 30 students that selects 4 leaders. How many ways are there to select the 4 leaders so that natasha i
Papessa [141]

Answer:

<h2>3,654 different ways.</h2>

Step-by-step explanation:

If there are 30 students in a class with natasha in the class and natasha is to select four leaders in the class of which she is already part of the selection, this means there are 3 more leaders needed to be selected among the remaining 29 students (natasha being an exception).

Using the combination formula since we are selecting and combination has to do with selection, If r object are to selected from n pool of objects, this can be done in nCr number of ways.

nCr = n!/(n-r)!r!

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29C3 = 29!/(29-3)!3!

29C3 = 29!/(26!)!3!

29C3 = 29*28*27*26!/26!3*2

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29C3 = 3,654 different ways.

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5 0
3 years ago
The question is............
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A(8, 4.6)≈102.17 m^2  (to nearest hundredth of a square meter)
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3 years ago
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