1) 3/8 2) 1/5 3) 1/2 4) â…” Solution: Option (2) â…• Let A be the event of getting minimum value 3 and B be the event of getting the maximum... View Article
1) 116/181 2) 126/181 3) 65/181 4) 55/181 Solution: Option (4) 55/181 Let A be the event one ball is white and the other ball is red. E1 =... View Article
1) 82/648 2) 90/648 3) 558/648 4) 566/648 Solution: Option (1) 82/648 The probability that all the 3 balls drawn are of same colour = P(All... View Article
1) 1/8 2) 1/2 3) 1/4 4) ⅔ Solution: Option (3) ¼ Given: Probability that India Wins, P(India wins) = ½ Hence, the probability that India... View Article
1) 3p/4p+3 2) 5p/3p+2 3) 5p/4p+1 4) 4p/3p+1 Solution: Option (3) 5p/4p+1 Let E be the event that the student answers correctly E1 be the... View Article
1) 4/21 2) 5/21 3) 1/21 4) 3/21 Solution: Option (2) 5/21 Given that P(A ') = 2/3 and P(B ') = 2/7 As A and B are independent events, then... View Article
1) 5 2) 4 3) 1 4) 3 Answer: (1) 5 Solution: V = ai + bj + ck : a, b, c ∈ {-1, 1} Total number of selection = 8C3 No. of coplanar vectors... View Article
1) 64 2) 72 3) 81 4) 900 Answer: (3) 81 Solution: The hundreds place of three digit numbers can be filled with digits 1 to 9, since 0 is... View Article
1) 4 2) 5 3) 6 4) 7 Answer:(4) 7 As per the given question, voter has to vote for at least 1 candidate and for maximum n−1 candidates, where... View Article
1) 455 2) 1575 3) 1120 4) 2030 5) 1930 Answer: (4) 2030 Solution: Number of integers = 1 to 30 We need to select three distinct integers... View Article
1) 20 2) 25 3) 5 4) 10 Answer: (2) 25 Solution: There are total 5 ways from village to town Hence, to return back to village without any... View Article