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Griffindore

  • one year ago

Hey have a couple super quick questions

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  1. Griffindore
    • one year ago
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    Erika calculated that she would spend $115 on school supplies this year. She actually spent $82.50 on school supplies. What is Erika’s percent of error? 28.3% 2.8% 39.4% 32.5%

  2. anonymous
    • one year ago
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    ok so it's (82.5-15)/155

  3. anonymous
    • one year ago
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    32.5 so D

  4. Griffindore
    • one year ago
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    oh it was D lol thanks guys

  5. anonymous
    • one year ago
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    np

  6. Griffindore
    • one year ago
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    I thought it wasent D

  7. Griffindore
    • one year ago
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    btw where did the 15 come from

  8. Griffindore
    • one year ago
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    Evan spent 20 hours doing homework last week. This week he spent 25 hours doing homework. He says that he spent 125% more time doing homework this week. Is he correct? Show your work to justify your decision.

  9. Griffindore
    • one year ago
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    thats my last question

  10. anonymous
    • one year ago
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    oh sorry I meant 115

  11. Griffindore
    • one year ago
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    lol ok

  12. anonymous
    • one year ago
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    ok so first of all he's wrong next we (20-25)/25 I think right

  13. Griffindore
    • one year ago
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    you mean 125

  14. anonymous
    • one year ago
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    possibly

  15. Griffindore
    • one year ago
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    what do you mean

  16. anonymous
    • one year ago
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    so it is (20-25)/25

  17. Griffindore
    • one year ago
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    ya thats 0.2

  18. anonymous
    • one year ago
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    so 20%

  19. Griffindore
    • one year ago
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    ya

  20. Griffindore
    • one year ago
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    So its 20%

  21. anonymous
    • one year ago
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    yes

  22. Griffindore
    • one year ago
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    oh ok lol :D

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spraguer (Moderator)
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