Join Examsbook
2901 0

Q: 8 couples (husband and wife) attend a dance show "Nach Baliye' in a popular TV channel ; A lucky draw in which 4 persons picked up for a prize is held, then the probability that there is atleast one couple will be selected is :

  • 1
    8/39
  • 2
    15/39
  • 3
    12/13
  • 4
    None of these
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "15/39"
Explanation :

Answer: B) 15/39 Explanation: P( selecting atleast one couple) = 1 - P(selecting none of the couples for the prize)     = 1-16C1× 14C1×12C1×10C116C4=1539

Are you sure

  Report Error

Please Enter Message
Error Reported Successfully