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Debora [2.8K]
4 years ago
8

What is a 25% increase from 400?

Mathematics
2 answers:
Aleks [24]4 years ago
7 0
25% increase from 400 is 500
Ilya [14]4 years ago
4 0
A 25% increase is 500

step 1: 25%= .25

step 2: 400 times .25 = 100

step 3: 400 + 100= 500

therefore your answer would be 500
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3 years ago
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An ordinary Fair die is a cube with the number 1 through 6 on the sides (represented by painted spots). imagine that such a die
aleksandrvk [35]

Event A Answer: \frac{5}{12}

<u>Step-by-step explanation:</u>

sum greater than 7 leaves are the following combinations for 8, 9, 10, 11, and 12:

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9 = 36, 45, 54, 63  (4 possibilities)

10 = 46, 55, 64  (3 possibilities)

11 = 56, 65  (2 possibilities)

12 = 66  (1 possibility)

This is a total of 15 possibilities out of 36 total: \frac{15}{36} = \frac{5}{12}

***********************************************************************************

Event B Answer: \frac{1}{2}

<u>Step-by-step explanation:</u>

sum is an even number means both dice are odd or both dice are even.  That results in the following combinations:

11   13  15

22  24  26

31  33  35

42  44  46

51  53  55

62  64  66

This is a total of 18 possibilities out of 36 total: \frac{18}{36} = \frac{1}{2}

7 0
3 years ago
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7 0
3 years ago
Read 2 more answers
Multiply the first equation by 2 and add the new equation to the second equation. ​
VMariaS [17]

Answer:

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Step-by-step explanation:

See image. Multiply

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You get -4x + 4y = 32

Then line that guy up underneath the

-15x + 3y = -12. You're adding vertically from the top down, x's with x's and y's with y's and plain numbers with plain numbers. See image

3 0
2 years ago
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