Q. 525.0( 3 Votes )
A bag contains tickets numbered 11, 12, 13, …, 30. A tickedt is taken out from the bag at random. Find the probability that the number on the drawn ticket (i) is a multiple of 7
(ii) is greater than 15 and a multiple of 5.
Answer :
Total number of possible outcomes, n(S) = 20
(i) Number of favorable outcomes, n(E) = 3
(ii) Number of favorable outcomes, n(E) = 3
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PREVIOUSA bag contains 6 red balls and some blue balls. If the probability of drawing a blue ball from the bag is twice that of a red ball, find the number of blue balls in the bag.NEXTThe king, queen and jack of clubs are removed from a deck of 52 playing cards and the remaining cards are shuffled. A card is drawn from the remaining cards. Find the probability of getting a card of (i) heart (ii) queen(iii) clubs.
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RELATED QUESTIONS :
Which of the following amongst the given options cannot be the probability of an event:
(i) 1.01 (ii) 67%
(iii) -0.5 (iv) 
(v) 0.3
KC Sinha - Mathematics