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anonymous

  • one year ago

Malina has to bowl four games in her league. She bowled a 149, 162, and a 152 in her first three games. She wants to have an average score of 154. What score does she need in her fourth game? 152 153 154 155

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  1. anonymous
    • one year ago
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    see which one works, by finding the mean for each option

  2. anonymous
    • one year ago
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    So what we want is \[\large \bf Average~=~154\] What we know is the score of 3 of the games. That means we can construct this: \[\large \bf \frac{149+162+152+x}{4}~=~154\] Now solve for x :)

  3. anonymous
    • one year ago
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    B

  4. anonymous
    • one year ago
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    @LegendarySadist His explanation is better

  5. anonymous
    • one year ago
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    @Anna-Rose Follow @LegendarySadist directions

  6. anonymous
    • one year ago
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    153

  7. anonymous
    • one year ago
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    yes

  8. anonymous
    • one year ago
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    Correct

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