Math

So I'm doing this math grade recovery for the Using Probability test here's one
At a race car rally, attendees can sit in the bleachers, balcony, or the grass the probability an attendee sitting in the bleachers is 1/4 the probability of an attendee sitting the balcony is 7/16 What is the probability that an attendee will sit in the grass

A) P(grass seat) = 3/4
B) P(grass seat 9/16
C) grass seat) = 5/16
D) P(grass seat 11/16)

Much appreciated

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asked by ConnexusStudent01
  1. This is YOUR grade and YOUR grade recovery.

    What do you think is the answer?

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    posted by Ms. Sue
  2. Pr(bleacher)+pr(balcony)+pr(grass)=1

    solve for Pr(grass)

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    posted by bobpursley
  3. I think the answer is D @ms.sue

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    posted by ConnexusStudent01
  4. Yes, D.

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    posted by Ms. Sue
  5. D is wrong. Sorry.

    16/16 - 11/16 = 5/16

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    posted by Ms. Sue

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