Q. 484.3( 4 Votes )
Harpreet tosses two different coins simultaneously (say, one is of Re 1 and other of Rs 2). What is the probability that he gets at least one head?
Answer :
Total number of possible outcomes, n(S) = 4
Number of favorable outcomes, n(E) = 3
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PREVIOUSFive cards – the ten, jack, queen, king and ace of diamonds, are well-shuffled with their face downwards. One card is then picked up at random.(i) What is the probability that the card is the queen?(ii) If the queen is drawn and put a side, what is the probability that the second card picked up is (a) an ace? (b) a queen?NEXTTwo dice, one blue and one grey, are thrown at the same time. Complete the following table:From the above table a student argues that there are 11 possible outcomes 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12. Therefore, each of them has a probability . Do you agree with this argument?
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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