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Ilia_Sergeevich [38]
4 years ago
10

The temperature falls from 7°C to -8°C. What is the difference in these temperatures?​

Mathematics
1 answer:
liraira [26]4 years ago
3 0

Answer:

It should be 15 c

Step-by-step explanation:

Basically you would move down the number line until you get to -8c and count how much you moved.

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You have 666 reindeer, Prancer, Rudy, Balthazar, Quentin, Jebediah, and Lancer, and you want to have 333 fly your sleigh. You al
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Answer:

<h2>a) 120 ways</h2><h2>b) 6 unique ways</h2>

Step-by-step explanation:

The question will be solved using the permutation formula since are arranging. <u>Permutation deals with arrangement.</u>

If there we are to arrange n objects taking 'r' at a time, this can be done in nPr ways.

nPr = \frac{n!}{(n-r)!}

a) If you therefore have 6 reindeer, Prancer, Rudy, Balthazar, Quentin, Jebediah, and Lancer, and you want to have 3 fly your sleigh. Since they are in a single file line, This can be done in 6P3 number of ways.

6P3 = \frac{6!}{(6-3)!}\\ 6P3 = \frac{6!}{3!}\\ 6P3 = \frac{6*5*4*3!}{3!} \\6P3 = 6*5*4\\6P3 = 120\ ways

b) The number of unique ways to arrange the letters in the word DEN is 3! ways since there are only 3 letters in the word.

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3 years ago
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Answer:


Step-by-step explanation:

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4 0
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777dan777 [17]

Answer:

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Step-by-step explanation:

We know that coach Rivas can spend up to $750 on 30 swimsuits.

This means that the maximum cost that the coach can afford to pay is $750, then if the cost for the 30 swimsuits is C, we have the inequality:

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Now, if each swimsuit costs p, then 30 of them costs 30 times p, then the cost of the swimsuits is:

C = 30*p

Then we have the inequality:

30*p ≤ $750.

To find the possible values of p, we just need to isolate p in one side of the inequality.

So we can divide both sides by 30 to get:

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Then the inequality that represents the possible values of p is:

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