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anonymous

  • 4 years ago

In a classroom, the students are 11 boys and 1 girl. If one student is selected at random, find the probability that the student is a girl the answer i got for this one: 2/3

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  1. anonymous
    • 4 years ago
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    well what your answer was is an easy mistake but what the actual answer is is 1/12 because the total number of people in the room is 12 and there's one girl so you put 1 over 12 and you have 1/12

  2. anonymous
    • 4 years ago
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    Same as SOSA said...

  3. anonymous
    • 4 years ago
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    In a classroom, the students are 12 boys and 6 girls. If one student is selected at random, find the probability that the student is a girl my answer is 1/2

  4. anonymous
    • 4 years ago
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    sorry... wrong again try and follow what I did for your first problem

  5. anonymous
    • 4 years ago
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    keep me posted on what you get

  6. anonymous
    • 4 years ago
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    the second time i got 2/3

  7. anonymous
    • 4 years ago
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    That is the right answer for the probability for the boys.

  8. anonymous
    • 4 years ago
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    can u show me what im doing wrong

  9. anonymous
    • 4 years ago
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    |dw:1327014068321:dw|

  10. anonymous
    • 4 years ago
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    The odds against an event are 8:8. Find the probability that the event will occur i had trouble with this

  11. anonymous
    • 4 years ago
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    You were probably dividing the 2 different groups of people

  12. anonymous
    • 4 years ago
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    for the classroom one

  13. anonymous
    • 4 years ago
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    the odss against an event

  14. anonymous
    • 4 years ago
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    So lets replace the 8s with numbers that are more easy to work with such as 50s. If there is a 50:50 chance of having something happen then what is the probability?

  15. anonymous
    • 4 years ago
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    25

  16. anonymous
    • 4 years ago
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    1/2

  17. anonymous
    • 4 years ago
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    CORRECT!

  18. anonymous
    • 4 years ago
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    1/2

  19. anonymous
    • 4 years ago
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    A single card is drawn from an ordinary 52-card deck. Find the probability of getting a 7 of spades my answer : 1/13

  20. anonymous
    • 4 years ago
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    Out of 1 draw right?

  21. anonymous
    • 4 years ago
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    so im right

  22. anonymous
    • 4 years ago
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    No... sorry... one card drawn out of 52 would be?

  23. anonymous
    • 4 years ago
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    1/52

  24. anonymous
    • 4 years ago
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    CORRECT AGAIN! Keep on trying and you'll get the hang of it!

  25. anonymous
    • 4 years ago
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    coin is tossed and then a die is rolled. Find the probability of getting a 5 on the die given that the coin landed tails up

  26. anonymous
    • 4 years ago
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    i got 1/36

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