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3 years ago

15

To order a class ring, students must decide on a gold, silver, or white gold band and one of 18 stones. They must also choose fr

om one of 20 activity symbols to put on the side. How many different ring selections are there? A)1,450 B)1,080 C)1,020

1 answer:

Alex787 [66]3 years ago

5 0

multiply the 3 choices together

3*18*20 = 1080

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Inessa05 [86]

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Multi the first two number then divide the last and you’ll get the answer

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2 years ago

Whats the mean of 72+72+72+79+82+82+88?

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2 years ago

Write the word name for each number and tell the value of the underlined digit 3,552,308,725 and the number under lined is the s

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3 years ago

-3(-7) I need this asap pls help me

7nadin3 [17]

Hi there! Hopefully this helps!

-------------------------------------------------------------------------------------------------

<h2>Answer: $\boxed{21}$ </h2><h2 /><h2>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</h2>

When you multiply two negatives (-, -,), you are gonna get a positive(+)

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<h2>Since 3(7) normally <u>equals 21</u>, that would be the answer for this case.</h2>

3 0

3 years ago

Read 2 more answers

A medical test has been designed to detect the presence of a certain disease. Among people who have the disease, the probability

Oksi-84 [34.3K]

Answer:

a) 0.497

b) 0.0047

Step-by-step explanation:

a) The probability that the person actually has the disease

$\frac{0.06 *0.93}{0.06 *0.93 + 0.06 *0.94} = 0.497$

b) The probability that the person actually does have the disease $\frac{0.06 *0.07}{0.06 *0.06 + 0.93 *0.94} = 0.0047$

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3 years ago