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I am Lyosha [343]
3 years ago
9

On a Saturday the ratio of the amount of water used by Household A to the amount of water used by Household B was 13:5.Household

A used 260 gallons of water for that day.find the total amount of water used by the two household on that Saturday
Mathematics
1 answer:
Reptile [31]3 years ago
7 0
Use a proportion.

Let A = water used in household A.
Let B = water used in household B.

A to B = 13 to 5

A = 260 gal

260 to B = 13 to 5

260/B = 13/5

13B = 5 * 260

B = 100

A + B = 260 + 100 = 360

The total is 360 gallons.
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A.

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You are looking for an open dot on 1/2 and a shaded dot on 7 with a line between them. Therefore, the answer is A.

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3 years ago
Simplify -3p - 2m + 8p - 7m
Nadya [2.5K]
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3 years ago
Your math test has 38 questions and is worth 200 points. This test consists of multiple-choice questions worth 4 points each and
Furkat [3]

Answer: the number of multiple-choice questions in the math test is 35 and the number of open-ended questions in the math test is 3

Step-by-step explanation:

Let x represent the number of multiple-choice questions in the math test.

Let y represent the number of open-ended questions in the math test.

The math test has 38 questions. It means that

x + y = 38

This test consists of multiple-choice questions worth 4 points each and open-ended questions worth 20 points each. The total number of points is 200. It means that

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Substituting x = 38 - y into equation 1, it becomes

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3 years ago
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choli [55]

Answer:

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-RxL

6 0
3 years ago
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