1) Sahil orders a gift for his wife Neeti for diwali. Due to festival season there is a chance of delay, so playing it safe he orders from 3 retailers A, B and C which have probability of reaching on time as 0.8, 0.9 and 0.6. Then what is the probability that he got the gift on time ?
A. 0.882
B. 0.9
C. 0.992
D. 0.772
2) A box contains 4 black, 4 green and 2 red balls. 2 balls are drawn at randomn. What is the probability of getting atleast 1 red ball ?
A. 1/5
B. 19/45
C. 17/45
D. 2/5
3) Prabhas is travelling from shimla to manali. Due to bad weather some routes are blocked. There are 3 routes to reach manali with the probability of reaching, for 'A'=0.7, 'B'=0.6 and
'C'=0.5. Find the probability of reaching if 'C' was not chosen ?
A. 0.6
B. 0.7
C. 0.56
D. 0.65
4) A set of numbers { 2, 4, 6, 8, 9 } belongs to 'x'. Then what is the probability of the function f(x)=(x-3)/(x-4) being defined on these set of values ?
A. 4/5
B. 2/5
C. 1/5
D. 3/5
5) A bag contains different types of chocolates. 3 milky bar, 4 mars and 5 bounty. 2 chocolates are drawn at randomn without repetition. Then what is the probability of getting atleast 1 bounty ?
A. 5/11
B. 5/22
C. 15/22
D. 7/22
6) A deck of 52 cards is well shuffled. Now a card is drawn at randomn from it. Then what is the probability of drawing a face card or a black color card ?
A. 4/13
B. 21/26
C. 9/13
D. 4/9
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