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morpeh [17]
3 years ago
6

David is a professional ice skater who has skated in 10 competitions. ​His scores in the competitions are as follows: 204, 310,

279, 314, 257, 302, 232, 261, 208, 217.
The mean score is:
A: 268
B: 268.4
C: 267
D: 267.4
Mathematics
1 answer:
anastassius [24]3 years ago
4 0

Answer: 267.7

I just did the math and I got this answer

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45

Step-by-step explanation:

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The perimeter of a rectangle is 640 ft. the length is 15 ft more than the width. find the are of the rectangle.
aev [14]
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(r3 +6r2 −21r−18)÷(r−3) solve using synthetic division
alexandr402 [8]

Answer:

y = x^2 + 9x + 6    No remainder.

Step-by-step explanation:

The divisor will be 3 The sign on the divisor switches.

3 || 1    +     6    -    21    -   18 ||

                 3         27     + 18

================================

      1          9         6          0


The answser is x^2 + 9x + 6

5 0
3 years ago
Why might you want to write a ratio as a decimal
Volgvan

Sometimes when you’re doing math, it’s easier to line your numbers up when you have your ratio as a decimal! Hope it helped

3 0
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Phoenix [80]
Answer is D
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Explanation:

Substitute

1) 3-2(1.5)=0

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7 0
3 years ago
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