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vampirchik [111]
3 years ago
10

You have the choice of logging on at one of two Internet cafés. Their posted rates are as follows: Log-On Café: $5.50 plus $0.15

for every minute online eCafé: $4.00 plus $0.20 for every minute online Which café is the best option if you plan on using the Internet for 45 minutes? What is the equation that relates the number of minutes used and the total cost, and how much money will you save?
Mathematics
1 answer:
erastovalidia [21]3 years ago
4 0
1. 5.50 + 0.15 * 45 = 12.25

2. 4 + 0.20 * 45 = 13

So the first option is slightly better, you can save 13-12.25= $0.75.
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Inferential statistical tests are used for all of the following except: a. describing a sample with means and standard deviation
Anika [276]

Answer:

a. Describing a sample with mean and standard deviation.

Step-by-step explanation:

Statistics can be categorized into descriptive and inferential statistics.

descriptive statistics uses data for descriptions through numerical analysis. It can be further divided in four parts.

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Inferential statistics however is based on assumptions and conclusions and generalizations drawn from samples or checks.

options b to d are all examples of inferential statistics while option a is an example of descriptive statistics.

8 0
3 years ago
Find the HCF by prime factorization method 60 and 75​
givi [52]

HCF=15

Hope it helps you...

4 0
3 years ago
What is the square root of pi
san4es73 [151]

Answer:

The square root of pi is 1.7724

8 0
2 years ago
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A colored chip is yellow on one side and red on the other. The chip was flipped 50 times and landed on red side up 22 times. Wha
AnnZ [28]

Answer:

The correct answer is:

44% (B.)

Step-by-step explanation:

number of times flipped = 50 times

number of times red landed face-up = 22 times

∴ frequency of chip landing with red side face up = (number of times red landed face-up) ÷ (number of times flipped) × 100

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8 0
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Find the value of x in the triangle shown
Mrrafil [7]

Answer:

5

Step-by-step explanation:

you need to use the Pythagorean theorem

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plug the side values into the equation

4^2+3^2=c^2

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25=c^2

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3 0
3 years ago
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