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Katen [24]
2 years ago
7

if mary earns $247.25 for gardening. if she worked 21.5 hours this month, then how much did she earn per hour?

Mathematics
1 answer:
N76 [4]2 years ago
5 0
She earned 11.5 per hour! And we know this because 247.25 divided by 21.5 = $11.5 per hour ( hope this helps:)
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If the length of a rectangle is 5 feet and a height of 3 feet what is the area of the rectangle
choli [55]

Answer:

15feet squared

Step-by-step explanation:

Area= Length x height

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4 0
2 years ago
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When a number decreased by 10% the result in 63. What is the number?
Ugo [173]
The number is 69.3 because percent means 0.01, so 10 x 0.01 = 1.1
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3 years ago
Multi-Step Two friends compare the amount of change they
Setler79 [48]

Answer:

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Step-by-step explanation:

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2 years ago
N+3(n-1)<br> n plus three ( n minus 1
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Step-by-step explanation:

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3 0
2 years ago
A manufacturer buys large quantities of certain fuel pumps. He finds that his cost depends on the number of cases, q, bought at
ruslelena [56]

Answer:

The correct option is <u>c) $17.50/case</u>.

Step-by-step explanation:

Note: The data in the question are merged. The data are therefore sorted and the whole question is represented before answering the question. Please, see the attached pdf file for the sorted data and the represented question.

The explanation of the answer is now given as follows:

Marginal cost refers to the cost incurred in order to produce one more unit of a product.

Therefore, marginal cost is the change in the total cost that is caused by a one-unit increase in the quantity of a commodity that is produced.

From the table in the question, the marginal cost at q = 108 can be calculated as follows:

Change in total quantity at 180 cases = 108 - Number of cases immediately before 108 = 180 - 104 = 4

Change in total cost at 180 cases = Total cost at 108 cases - Total cost immediately before 108 cases = 1990 - 1920 = 70

Marginal cost at 108 cases = Change in total cost at 180 cases / Change in total quantity at 180 cases = 70 / 4 = 17.50 per case

Therefore, the correct option is <u>c) $17.50/case</u>.

Download pdf
4 0
2 years ago
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