The mean score in an exam given to 40 students is 70. What is the sum of the 40 exam scores? A. 1500 B. 2000 C. 2800 D. 3000​

Question

The mean score in an exam given to 40 students is 70. What is the sum of the 40 exam scores? A. 1500 B. 2000 C. 2800 D. 3000​

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Tryphena 4 years 2021-08-11T22:15:41+00:00 2 Answers 1 views 0

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  1. thaiduong
    0
    2021-08-11T22:17:04+00:00
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    The answer do be c doe

  2. Xavia
    0
    2021-08-11T22:17:39+00:00
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    Answer:

    C

    Step-by-step explanation:

    Mean is calculated as

    mean = \frac{sum}{count} , then

    \frac{sum}{40} = 70 ( multiply both sides by 40 )

    sum = 40 × 70 = 2800 → C

     

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