Q. 23.7( 23 Votes )
A die is thrown. Find the probability of getting:
(i) a prime number
(ii) 2 or 4
(iii) a multiple of 2 or 3
(iv) an even prime number
(v) a number greater than 5
(vi) a number lying between 2 and 6
Answer :
Sample space, S = 6
(i) Number of event of getting a prime number, n(E) = 3
(ii) 
(iii) 
(iv) 
(v) 
(vi) 
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PREVIOUSThe probability that it will rain tomorrow is 0.85. What is the probability that it will not rain tomorrow?NEXTIn a simultaneous throw of a pair of dice, find the probability of getting:(i) 8 as the sum(ii) a doublet(iii) a doublet of prime numbers(iv) a doublet of odd numbers(v) a sum greater than 9(vi) an even number on first(vii) an even number on one and a multiple of 3 on the other(viii) neither 9 nor 11 as the sum of the numbers on the faces(ix) a sum less than 6(x) a sum less than 7(xi) a sum more than 7(xii) at least once(xiii) a number other than 5 n any dice.(xiv) even number on each die(xv) 5 as the sum(xvi) 2 will come up at least once(xvii) 2 will not come either time
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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