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Annette [7]
3 years ago
15

Mario ran 24 miles in 3 hours. what was his average speed in miles per hour

Mathematics
2 answers:
kumpel [21]3 years ago
8 0

Answer:

8 miles per hour (mph)

Step-by-step explanation:

24/3 = 8

Check:

8mph x 3 hours = 24 miles

stira [4]3 years ago
4 0

<u>Answer:</u>

Mario’s average speed is 8 miles per hour.

<u>Solution:</u>

It is given that Mario runs 24 miles in 3 hours. We have to find what is Mario’s average speed in miles per hour.

In other words we have to find how much mile did Mario run in 1 hour. To find his average speed in miles will use the unitary method.

Using Unitary method,

In 3 hours Mario can run 24 miles.

In 1 hour Mario can run \frac{24}{3} miles.

On dividing we get,

Thus, in 1 hour Mario runs 8 miles.

This means Mario’s average speed is 8 miles per hour.

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4 years ago
Please help problems below!!
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Answer:

9. B 10. C 11. A 12. C

Step-by-step explanation:

Greater rate of change simply means slope! Which ever of the functions has the greatest slope (positive or negative)

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b. the table is increasing by 10, so, 10/1

c. -6 = -6/1, out of all of these, we divide by the denominators and determine which number is the greatest, ignoring whether or not the value is positive or negative

a. 4/3 = 1.333333

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10.

a. -3 / 3 = -1 (ignore the negative!)

b. 2/1 = 2

c. 4/1 = 4

In this case, C, is the greatest number, meaning its rate of change is highest

11.

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In this case, a, is the greatest number, meaning, its rate of change is the highest

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7 0
3 years ago
Only number one please help ​
Alex73 [517]

Answer:

C) 75 + 50x = 25 + 70x

Step-by-step explanation:

ABC Tech:

$50 an hour. So,for x hours= 50 * x = 50x

Service charge = 75 + 50x

Tech Squad:

$70 an hour. So,for x hours= 70 * x = 70x

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