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shannyd

  • 3 years ago

you have 10 pennies in your pocket of those pennies 3 are canadian suppose you pick a penny out of you pocket at random find p (not canadian)

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  1. shannyd
    • 3 years ago
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    Help Please

  2. lgbasallote
    • 3 years ago
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    how many pennies are *not* canadian?

  3. shannyd
    • 3 years ago
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    It doesn't say.

  4. shannyd
    • 3 years ago
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    You have to find probabilty.I Really Don't Understand

  5. lgbasallote
    • 3 years ago
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    how many pennies are canadian?

  6. shannyd
    • 3 years ago
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    3 are canadian

  7. lgbasallote
    • 3 years ago
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    and what is the total number of pennies?

  8. shannyd
    • 3 years ago
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    12 pennies

  9. shannyd
    • 3 years ago
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    I Mean 10 .sorry

  10. lgbasallote
    • 3 years ago
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    right 10. so how many are not canadian?

  11. shannyd
    • 3 years ago
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    7

  12. lgbasallote
    • 3 years ago
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    right

  13. lgbasallote
    • 3 years ago
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    so now do this \[\frac{\text{not canadian}}{\text{total number of pennies}} \times 100\] got it?

  14. shannyd
    • 3 years ago
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    7/12 * 100 ?

  15. lgbasallote
    • 3 years ago
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    12?

  16. lgbasallote
    • 3 years ago
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    i wonder why you keep saying total is 12..

  17. shannyd
    • 3 years ago
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    7/10 * 100 ?

  18. lgbasallote
    • 3 years ago
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    right

  19. shannyd
    • 3 years ago
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    I Got My Questions Mix sorry but it's 10

  20. shannyd
    • 3 years ago
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    So the answer would be 7/10 ?

  21. lgbasallote
    • 3 years ago
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    x 100

  22. lgbasallote
    • 3 years ago
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    divide 7/10 then multiply 100

  23. shannyd
    • 3 years ago
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    I Got 70

  24. shannyd
    • 3 years ago
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    & That's not a choice

  25. lgbasallote
    • 3 years ago
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    well then...don't multiply by 100

  26. lgbasallote
    • 3 years ago
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    multiplying by 100 gives you the percent... so if you just want a decimal answer, don'tmultiply

  27. shannyd
    • 3 years ago
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    all im getting is 70

  28. lgbasallote
    • 3 years ago
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    don't multiply by 100

  29. shannyd
    • 3 years ago
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    it's still not right

  30. lgbasallote
    • 3 years ago
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    why so? what did you get?

  31. shannyd
    • 3 years ago
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    0.7

  32. lgbasallote
    • 3 years ago
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    and that's not right?

  33. shannyd
    • 3 years ago
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    nope it's either .13/10 3/10 7/10 or 10/3

  34. lgbasallote
    • 3 years ago
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    well...it's obviously 7/10 then....since it's a part of the solution you did...

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