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kaheart [24]
3 years ago
12

Use the distributive property to simplify this expression for a parentheses 4(12 + 5)​

Mathematics
1 answer:
Shtirlitz [24]3 years ago
7 0

Answer:

68

Step-by-step explanation:

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A test had a mean of 72% and a standard deviation of 8 what is the z-score for a test score of 85?
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Answer:

The answer to this question is within 2 stabdard deviations

Step-by-step explanation:

to get the score of 85 you got to add the deviation value to the mean whuch creates the deviation. do that multiple times and you get a multiple deviation

72+8=80+8 is 88

88 is greater than 85 so a test score of 85 is within 2 standard deviations of the mean

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3 years ago
WRITE AND SOLVE AN ADDITION EQUATION TO FIND HUNTLEYS CREEKS EARNINGS IF THE TOTAL MONTHLY EARNINGS FOR ALL THE STORES IS $354,3
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3 years ago
At a coffee shop, 70% of the customers buy a coffee drink, 30% buy food, and 20% buy both a coffee drink and food. Are buying fo
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Yes.

70% of the customers buy a coffee drink and 30% buy food.

The sum of it is 100% already.

So 20% of it just another addition of information since it cannot exceed 100% of percentage (100% + 20% = 120%).

It also contains a subset for both percentage.

8 0
3 years ago
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The number 27 is a perfect cube. 3 times 3 times 3 equals 27. find four other numbers that are perfect cubes and two numbers tha
yKpoI14uk [10]

Answer:

Numbers that aren't: 35 and 43. It can literally be any number.

Perfect cubes: 8,64,125,216. You can find perfect cubes by cubing any number. For example 6^3 (6 to the power of 3) is 216. A perfect cube.

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3 years ago
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