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Mathematics

1 answer:

pentagon [3]3 years ago

3 0

Answer:

Step-by-step explanation:

1 ,3 ,0, 6 ,x

To find the mean, we add them all up and divide by the number of numbers

(1+3+0+6+x) / 5 = 3

Multiply each side by 5

(1+3+0+6+x) / 5 *5= 3*5

(1+3+0+6+x) = 15

Combine like terms

10+x = 15

Subtract 10 from each side

10+x-10=15-10

x = 5

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Pepsi [2]

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You have 5 55 reindeer, Bloopin, Rudy, Ezekiel, Prancer, and Balthazar, and you want to have 3 33 fly your sleigh. You always ha

sweet-ann [11.9K]

Answer:

60 different ways.

Step-by-step explanation:

We have been given that you have 5 reindeer, Bloopin, Rudy, Ezekiel, Prancer, and Balthazar, and you want to have 3 fly your sleigh. You always have your reindeer fly in a single-file line. We are asked to find the number of ways in which we can arrange reindeer.

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The number of way to choose r objects from a set of n objects is $^nP_r=\frac{n!}{(n-r)!}$ .