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The blood types of 200 person group is as follows:50 have type A, 65 have B, 70 have type O and 15 have type AB. If a person from this group is selected at random, what is the probability that this person has type O blood? |
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a dice is rolled, what is the probability it is a number greater than 4? |
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which of these numbers can NOT be a probablity?
a.)-0.00001 b.)0.5 c.)1 d.)0 e.)20% |
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what is the probability of drawing a Queen of hearts at random from a deck of cards? |
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the first 3 terms in a geometric sequence are:1o, 30, and 90. what is the fourth term in this sequence? |
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