1. Two balls are drawn at random with replacement from a box containing 10 black and 8 red balls. Find the probability that both balls are red ?

(a) 8/81

(b) 16/81

(c) 20/81

(d) 40/81

2. Two cards are drawn at random and without replacement from a pack of 52 playing cards. Find the probability that both the cards are black ?

(a) 7/109

(b) 6/109

(c) 10/102

(d) 25/102

3. A die is tossed thrice. Find the probability of getting an odd number at least once ?

(a) 7/5

(b) 6/5

(c) 7/8

(d) 2/8

4. The probability of obtaining an even prime number on each die, when a pair of dice is rolled is :

(a) 0

(b) 1/3

(c) 1/12

(d) 1/36

5. 6 coins are tossed simultaneously . The probability of getting atleast 6 heads is :

(a) 57/64

(b) 229/256

(c) 7/64

(d) 37/256

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