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DedPeter [7]
2 years ago
9

What is the probability that the sample mean life span of 64 calculators from Caseo will exceed the sample mean life span of 81

calculators from Sharpy by greater than 6 months?
Mathematics
1 answer:
musickatia [10]2 years ago
8 0

Answer:

it would be 64-81  than answer devide by 6.

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A photo that measure 5 inches in length by 7 inches in width is enlarged to 7.5 inches in length. What is the width?
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Answer:

10.5

Step-by-step explanation:

You can use ratios to solve this problem.

The original dimensions of the photo is

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Then you can use ratios to solve this.

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5*1.5=7.5 so you can multiply the other side by the same thing. 7*1.5=10.5

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Step-by-step explanation:

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