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Arturiano [62]
3 years ago
11

How do you calculate the average mark?

Mathematics
1 answer:
Lubov Fominskaja [6]3 years ago
6 0

Answer:

  68.44%

Step-by-step explanation:

You compute the average the way you compute any average: add up the numbers and divide by their number.

Multiplication is a useful way to shorten the effort of repeated addition.

  (64% × 3 + 58% × 7 + 88% × 3 +33% + 100% × 2)/(3 +7 +3 + 1 + 2)

  = 1095%/16 = 68.4375%

  ≈ 68.44% . . . the average mark for the class

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Anna007 [38]

Answer:

37.9 cm

Step-by-step explanation:

Arc length is:

s = 2πr (θ/360°)

where r is the radius and θ is the arc angle.

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20 cm = r (190°/360°)

r = 37.9 cm

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3 years ago
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Given:

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Solution:

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8 0
3 years ago
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-11, -7 , -3 what is the next integer in the pattern​
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Step-by-step explanation:

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you add 4 each time so the next number would be 1

6 0
2 years ago
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Put 0.6 as a percent
Tanya [424]

Answer:

6%

Step-by-step explanation:

8 0
3 years ago
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Answer:

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Step-by-step explanation:

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