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AVprozaik [17]
3 years ago
15

 PLEASE HELP !!!!!!!!!! Alexia spent 3 minutes working on each of her math problems and 4 minutes on each of her science problem

s. Her homework took her more than 60 minutes to complete. The boundary line for the inequality 3x + 4y > 60 is shown. Which statement could be true in this situation? Alexia completed 8 math problems and 9 science problems. Alexia completed 4 math problems and 6 science problems. Alexia completed 20 math problems and 10 science problems. Alexia completed no math problems and 15 science problems. 
Mathematics
2 answers:
Lunna [17]3 years ago
7 0
The correct answer to this problem is the third statement which is "Alexia completed 20 math problems and 10 science problem". The following conditions are stated in the problem:
Alexia can answer 3 minutes on each math problem
Alexia can answer 4 minutes on each science problem
She worked more than 60 minutes
We have the inequality 3x + 4y > 60 where x represents the total number of math problem while y represents the total number of the science problem.
in our answer, we have x=20and y=10
3*20 + 4*10 > 60
60 + 40 > 60
100 > 60

Therefore, our answer is correct.
Ipatiy [6.2K]3 years ago
6 0

Answer:

the third statement is correct.

Step-by-step explanation:


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yes it does.


<u>Explanation</u>

The equation of a straight line is in the form of Y = mX + c, where m is a constant (the gradient) and c is the y-intercept.

The equation above, y= 4x +3 is the equation of a straight line.

y ∝ x

Introducing the constant of proportionality now become y = 4x. When like this the a line is a straight line from the origin but when we add 3 in the equation we have. Y = 4X + 3.

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the firat one in the top left, ot looks like a v

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Which equation is equivalent to the given equation? 7m+11=-4(2m+3)
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Answer/Step-by-step explanation:

7m + 11 = -4(2m + 3)

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7m + 11 = -8m - 12

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The cost of purple dye has been increasing over the last few months, and Robyn uses this dye as part of her tie dye scarf busine
joja [24]

The lowest percentage increase in the cost of dye that would make the scarves unprofitable is 42%

<h3>How to calculate the percentage?</h3>

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Let Unit Cost be x

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Unit Cost= Cost of Dye+ Cost of remaining material

So, in order to become unprofitable, Unit Cost must be 1.25x

Therefore

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Percentage change in cost of dye= {(0.85x-0.6x)/0.6x}*100= 41.66 or 42%

Therefore, theowest percentage increase in the cost of dye that would make the scarves unprofitable is 42%.

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brainly.com/question/24877689

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