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9966 [12]
3 years ago
14

When a teacher in a private school points out to her high school principal that since there are empty seats in all classrooms, t

he cost of additional students is really zero, she is using the
Mathematics
1 answer:
Minchanka [31]3 years ago
5 0

Answer:

The answer is "Principal of marginal analysis".

Step-by-step explanation:

To determine unless the benefits of even an aggressive resource would outweigh its costs, and therefore increase utility, individuals and businesses can use a valuation model to compare the risks versus the benefits of more activities, like whether to create or consuming more. It's the amount during which net value is greater than or equal to marginal cost that's the optimal quantity in this situation. The amount where the marginal social cost curve and consumer surplus line connect.

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Find the unit rate. 6 2/5 revolutions in 2 2/3 seconds
Brums [2.3K]
The unit rate will be in revolutions per second. That means divide number of revolutions by number of seconds.

first convert from mixed fraction.
6 2/5 = 32/5 revolutions
2 2/3 = 8/3 seconds

32/5 ÷ 8/3
flip multiply
32/5 × 3/8 = 12/5 revolutions per second

12/5 = 2 2/5 revolutions per second


6 0
4 years ago
Please help me anyone
Tema [17]

Answer:

i thinks its -1/2

Step-by-step explanation:


5 0
3 years ago
Find the solution for x when X2 = 1.69
zhenek [66]

Answer:

x=1.3

Step-by-step explanation:

hope this helps mark brainliest Please

3 0
3 years ago
Read 2 more answers
Mary is using a one-sample t-test on the following group:Subject #15: 7.5 hoursSubject #27: 6 hoursSubject #48: 7 hoursSubject #
elena-14-01-66 [18.8K]

Based on the information given, the correct options will be:

a.) Mary would use the sample standard deviation to calculate a t-statistic.

c.) The value for the degrees of freedom for Mary's sample population is six.

One-sample t-test simply means a statistical hypothesis test that's used for the determination of whether an unknown population mean will be different from the specific value.

In this case, the value of the degree of freedom for the sample will be:

= (n - 1) = 7 - 1 = 6.

Also, it should be noted that Mary would use the sample standard deviation to calculate a t-statistic.

Learn more about statistics on:

brainly.com/question/15525560

6 0
3 years ago
Six times a number x and was added to 90 and the result is -42. What is the number​
ANTONII [103]

According to the question,

6x + 90 = -42

<h3>To Find:</h3>

The value of x.

<h3>Solution:</h3>

6x = -42 + 90

or, x = 48/6

or, x = 8

<h2>Answer:</h2>

The value of x is 8.

6 0
3 years ago
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