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A man selects 2 horses for biding out of 5 in a race. Find probability that he selects the winner one. PLEASE SOLVE WITH OTHER METHOD THAN 1-P (NONE)

 A man selects 2 horses for biding out of 5 in a race. Find probability that he selects the winner one. PLEASE SOLVE   WITH OTHER METHOD THAN      1-P (NONE)

Grade:12

1 Answers

manasa gorthy
39 Points
6 years ago
out of 5 horses 1 winning horse can be selected in 5C1 ways. remaining 1 horse can be selected in 4C1 ways. Out of 5 horses 2 horses other than the winning horse can be selected in 4c2 ways.The probabiliy that out of the 2horses selected 1is a winning horse is 5C1×4C1÷[5C1×4C1+4C2]=10/13

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