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Probability
Two cards are drawn together from a pack of 52 cards. The probability that one is a spade and one is a heart, is:
a)3/20
b)29/34
c)47/100
d)13/102
Read Solution (Total 4)
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- d)13/102
First card can be spade or heart .
The probability that one is a spade and one is a heart, is = 2*(13/52) * (13/51) = 13/102 .... option D - 12 years agoHelpfull: Yes(11) No(3)
- Ans.- 13/102 option D
n(S) = 52C2 = (52 x 51)/(2 x 1) = 1326.
n(E) = 13C1 * 13C1 = 169
P(E) = n(E)/n(S) = 169/1326 = 13/102. - 8 years agoHelpfull: Yes(5) No(0)
- 13/102 is daam sure answer
- 8 years agoHelpfull: Yes(2) No(0)
- D
13C1+13C1/52C2 - 8 years agoHelpfull: Yes(0) No(0)
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