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allsm [11]
3 years ago
15

On their most recent 8-mile training run, Pepe averaged a speed of 12 of a mile in 4.5 minutes, while Paula averaged 34 of a mil

e in 7.5 minutes.
How many minutes did it take the faster runner to finish the 8 mile run
Mathematics
1 answer:
Cerrena [4.2K]3 years ago
7 0

Answer:

1.78 min

Step-by-step explanation:

so first you have to figure out the fastest runner

pepe 12 miles in 4.5 minutes

and paula ran 34 miles in 7.5 minutes

if you divide miles by minutes you get how many miles they ran in one minute

12/4.5=~2.67

34/7.5=~4.53

So you can see that paula is faster

if she ran ~4.5 miles in a minute then it would take her ~1.78 minutes to run 8 miles

they're both super humans though like woah

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a storage space has 45600 total square feet 38799 square feet or used how much square footage is left
Phoenix [80]

Answer:

You can use a calculator to divide 38,700 by 45,600; you get a decimal number slightly less than one then you can proceed to shift the decimal point two spaces toward the right and you have that as a percentage when your done.

Step-by-step explanation:

5 0
3 years ago
Becca hikes 9/10 mile in 5/3 hour.
Artist 52 [7]

Answer:

(9/10 mile)/(5/3 hour) = 27/50 miles/hour

Step-by-step explanation:

If you are looking for the speed, then speed = distance/time

speed = (9/10 mile)/(5/3 hour)

speed = 9/10 ÷ 5/3 miles/hour

speed = 9/10 × 3/5 miles/hour

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8 0
2 years ago
Six subtracted from the sum of four and a number
nevsk [136]

Let's call this unknown number, x.

So we know that 4 and this number, x, are going to be added together and 6 is going to be subtracted from it. Therefore we can write the expression:

(4+x)-6

Since we cannot proceed any further without knowing either the value of x or what the expression equals, this is as simplified as it can be.

4 0
3 years ago
-3 + m<br><br> 9 = 10<br> A. <br> -30<br> B. <br> 63<br> C. <br> 87<br> D. <br> 93
postnew [5]

Answer:

I think its A.-30 i'm not sure

Step-by-step explanation:

3 0
4 years ago
A hole of radius 6cm is drilled through a right circular cylinder whose base radius and height are 9cm and 12cm respectively. Wh
eduard

Answer:

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=2 π×9 (21)

= 378π cm²

now

CSA of hole= 2πr

12π cm²

7 0
2 years ago
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