math

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1> a bag contains 7 red 6 green and 7 white marbles, all identical but for color. what is the probability of selecting a red marble at random?

2> A weather predicts that there is a 45% chance of snow. what is the probability that it will not snow?

3> the probability the sun sets in the west is

a 0
b -1
c 1
d 1/2

  • math plz......help............................. -

    i need help

  • math -

    1. a 7/20 chance... in percent, 35 % chance

    2. 55 %? :S But that sounds almost too easy...

    3. I think it does always set in the west, if that's true, the answer is C - 1.

  • math -

    thanks u

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