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erica [24]
3 years ago
11

Times for an ambulance to respond to a medical emergency in a certain town are normally distributed with a mean of 450 seconds a

nd a standard deviation of 50 seconds.
Suppose there are 288 emergencies in that town.

In about how many emergencies are the response times expected between 400 seconds and 500 seconds?
Mathematics
2 answers:
Nuetrik [128]3 years ago
6 0

You would have to estimate this and a rough estimate would be around 240

atroni [7]3 years ago
6 0

Answer:

66

Step-by-step explanation:

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KIM [24]

Answer: His usual average = 28.

Step-by-step explanation:

Let x = usual average at the basketball game tonight.

As per given,

\dfrac{x}{2}+10=24

Subtract 10 from both sides , we get

\dfrac{x}{2}+10-10=24-10\\\\\Rightarrow\ \dfrac{x}{2}=14\\\\\Rightarrow\ x=14\times2=28

Hence, his usual average = 28.

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3 years ago
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Rudiy27

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A boy wants to jump onto a carousel that is spinning at a rate of 14 revolutions per minute. If the carousel is 23 feet in diamt
nirvana33 [79]

Answer:

16.86 ft/s

Step-by-step explanation:

Given that

Speed of the carousel, s = 14 rpm

Distance from the carousel, d = 23 ft

To start with, we convert the given speed to revolution per second, so that

s = 14/60 rev/sec

To find the needed speed, we use the formula

v =2πnR, remember that Diameter = 2R, so we substitute D for 2R and get πnD

v = πnD, and we use this to find our needed velocity

v = 3.142 * 14/60 * 23

v = 72.266 * 14/60

v = 16.86 ft/s

Therefore the boy must run at a speed of 16.86 ft/s in order to be able to match the carousel and jump on it

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3 years ago
The dimensions of a right rectangular prism are 3/2 ft, 1/2 ft, and 2ft. What is the volume of this prism ?
r-ruslan [8.4K]

Answer:

v=1.5

Step-by-step explanation:

1.5*0.5*2=1.5

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3 years ago
381 1/10 -214 43/100
Jet001 [13]

Answer:

Exact Form:

16667 /100

Decimal Form:

166.67

Mixed Number Form:

166 67/100

Step-by-step explanation:

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3 years ago
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