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natita [175]
3 years ago
12

Pls help me with this question

Mathematics
1 answer:
wel3 years ago
7 0
I believe it’s c because a negative times a negative is equal to a positive number.
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It is upside down, can't see it properly!
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3 years ago
On a six-question multiple-choice test there are five possible answers for each question, of which one is correct (C) and four a
brilliants [131]
Since the events are independent and can be reduced to two outcomes, we can solve it using the binomial formula.

8 0
2 years ago
The ratio of the profit, material cost and production labour of an article is 5:7:13.
IRINA_888 [86]

Answer:

The cost of producing the article is -3500 (Negative cost)

Step-by-step explanation:

The given parameters are

The ratio of the profit to material cost to production labor = 5:7:13

The amount of the material cost = 840 + Labor cost

Let the total cost = X

Therefore, we have;

The fraction of the total cost that is material cost = 7/(5 + 7 + 13) = 7/25

Therefore, the material cost = 7/25 × X

The fraction of the total cost that is labor cost = 13/(5 + 7 + 13) = 13/25

Therefore, the labor cost = 13/25 × X

However, the amount of the material cost = 840 + Labor cost, which gives;

7/25 × X = 13/25 × X + 840

7/25 × X - 13/25 × X = 840

-6/25 × X= 840

X = 840/(-6/25) = 840×(-25/6) = -3500

The cost of producing the article = -3500.

8 0
3 years ago
Sarah described the following situation:
ddd [48]

Step-by-step explanation:

This is an example of correlation because there is an obvious relationship between the two scenarios.

6 0
2 years ago
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Roman said that the ratio comparing how many miles he walks to how many miles patrick walks each week is 3:2. patrick said that
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Since Roman walks 1 more than Patrick then you have to subtract 1 from Patricks number of miles.

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3 years ago
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