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Jet001 [13]
3 years ago
11

A bus and a car leave the same place and traveled in opposite directions. If the bus is traveling at 50 mph and the car is trave

ling at 55 mph, in how many hours will they be 210 miles apart?
Mathematics
1 answer:
harina [27]3 years ago
6 0

Answer:

After Two Hours.

Step-by-step explanation:

A simple way to do it is to:

1. Add 50+55, it is equal to 105. This is after one hour, so we know that it's more than this.

2. Add 50+55 to 105, This is after two hours, and we get 210, so we know that it has to be equal to 2 hours.

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Answer:

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The mean of 15 numbers is 12. An extra number is included and the mean increases to 13. What the extra number?
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Answer: 28

Step-by-step explanation:

The mean of 15 numbers = 12

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therefore , the extra number is 28

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Step-by-step explanation:

Hope this helps ;) Plz mark brainliest :P

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