1.  Two unbiased coins are tossed simultaneously. Find the probability of getting two heads. 
a.   1/2 
b.   1/4 
c.   1/3 
d.   None of the above




2.  Two unbiased dice are thrown simultaneously. Find the probabilty of getting an even number as the sum. 
a.   1/2 
b.   11/3 
c.   1/2 
d.   2/3





3.  Find the probability that a leap year selected at random will contain 53 Sundays. 
a.   1/7 
b.   3/7 
c.   4/7 
d.   2/7




4.  One card is drawn from a pack of 52 cards, each of the 52 cards being equally likely to be drawn. Find the probability that the card drawn is an Ace. 
a.   4/13 
b.   1/13 
c.   1/52 
d.   5/52




5.  Three unbiased coins are tossed together. Find the probability of getting all heads. 
a.   1/4 
b.   2/3 
c.   1/3 
d.   1/8




6.  Three unbiased coins are tossed together. Find the probability of getting one head. 
a.   1/8 
b.   3/8 
c.   1/4 
d.   2/3




7.  In a lottery of 50 tickets numbered 1 to 50, one ticket is drawn. Find the probability that the drawn ticket bears a prime number. 
a.   1/50 
b.   18/50 
c.   13/50 
d.   3/10




8.  Two dice are thrown. Getting two numbers whose sum is divisible by 5 or 6 is considered a success. Find the probability of success. 
a.   11/36 
b.   7/36 
c.   13/36 
d.   1/18




9.  From a pack of 52 cards, two cards are drawn at random. What is the probability that one of them is jack and the other one is knave? 
a.   1/663 
b.   2/663 
c.   4/663 
d.   8/663




10.  Find the probability of throwing at least one 4 in a single throw of two dice. 
a.   10/36 
b.   7/36 
c.   5/36 
d.   11/36




11.  A coin is tossed four times. What is the probability of getting a tail at least once? 
a.   15/16 
b.   13/16 
c.   9/16 
d.   11/36




12.  What is the probability of getting 1, 3, 5, and 6 respectively from 4 dice, thrown simultaneously. 
a.   1/1296 
b.   5/1296 
c.   1/4 
d.   24/1296





13.  A bag contains 5 green, 6 yellow and 7 blue balls. Find the probability that three balls drawn are all yellow. 
a.   1/204 
b.   1/68 
c.   5/204 
d.   5/68




14.  If A and B are mutually exclusive events, and P(A) = 0.63 and P(B) = 0.24, then find P( A' U B' ) = . 
a.   0.13 
b.   1.13 
c.   3.13 
d.   0.87





15.  A bag of money contains 6 nickels, 5 dimes, 10 pennies, and 3 quarters. What is the probability of picking a quarter or a dime. 
a.   8/24 
b.   15/24 
c.   3/24 
d.   5/24




16.  two coins are sinned simultaneosly one wan heads and another was tail then determine the probability 
a.   1/2 
b.   2/3 
c.   3/2 
d.   3/4



