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andrew11 [14]
3 years ago
10

Need help please asap!

Mathematics
2 answers:
erastovalidia [21]3 years ago
7 0

Answer:

40 degrees

Step-by-step explanation:

90 degrees-50 degrees is equal to 90 degrees.

Masja [62]3 years ago
3 0

Answer:

<em>a </em>= 40°

Step-by-step explanation:

Since the total angle measurement is 90°, you can tell by the square indicator in the bottom right, you need to subtract 90 by 50. Doing to gives you 40. You can check by reversing this process. 50 + 40 = 90

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Suppose 6 quarts of a solution that is 52% antifreeze is mixed with 10 quarts of a solution that is 32% antifreeze. (A) how many
Vadim26 [7]
The total amount of the resulting mixture can be calculated by adding up the volume of the given substances assuming that volume addition is applicable given the properties of the fluids used. 

That is,
   T = 6 quarts + 10 quarts = 16 quarts

The total volume of the resulting mixture is 16.

Then, we do the component (antifreeze) balance by adding up the resulting antifreeze from the substances to the total. We let x be the percentage of antifreeze in the final mixture.

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The value of x from the equation is 0.395.

Therefore, the answer to this item is 39.5%. 
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3 years ago
25, 8, 10, 35, 5, 45, 40, 30, 20 What is the upper quartile of the data set above?A.35
Vlada [557]
<span>An upper quartile is the range of numbers above the median in a set. Thus, the numbers have to be rearranged mentally or on paper. Fortunately, there are an odd set of numbers, so one number, 25, is the median. The upper quartile is 30, 35, 40, 45.</span>
6 0
3 years ago
Use the graphing calculator to
Leviafan [203]

Answer:

Step-by-step explanation:

Answer is C: x-min = 0, x-max= 30, y-min = 0, y-max = 30

5 0
3 years ago
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A store had 100 t-shirts. Each month, 30% of the t-shirts were sold and 25 new t-shirts arrived in shipments. Which recursive fu
Mashutka [201]

Answer:

f(a_n) = 0.7f(a_{n-1}) + 25

Step-by-step explanation:

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Kinda need help here ​
Marat540 [252]
I think the answe is A
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2 years ago
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