1231. The probability of rolling a 7 with two die ?

A. 1/6 *
B. 1/8
C. 1/9
D. 1/12

1232. Two fair dice are tossed simultaneously, What is the probability that the product of the numbers that land showing is at least 25?

A. 1/36
B. 1/12
C. 1/9 *
D. 1/4

1233. If two fair dice are tossed ,What is the probability that the two numbers that turn up are consecutive integer?

A. 0.14
B. 0.17
C. 0.28 *
D. 0.33

1234. A coin is tossed 5 times the probability that at least one head occurs ?

A. 31/32 *
B. 32/32
C. 33/32
D. 34/32

1235. The probability that single toss of a dice will result in a number less then 4 If it is given that the loss resulted in an odd number :

A. 3/5
B. 4/5
C. 2/3 *
D. None of them

1236. An arrangement of a finite number of objects taken some or all a time is called :

A. Combination *
B. Permutation
C. Series
D. Probability

1237. ABC, ACB, BAC, BCA, CAB, CBA represent :

A. Four combination *
B. Six combination
C. One combination
D. Three combination

1238. If a 4 digit numbers id formed by using the digits 1,2,3 and 5 with no repitition , then the probability that the number is divided by 5 is :

A. 1/2
B. 1/3
C. 3/4
D. 1/4 *

1239. There are 4 letters and 4 directed envelops the number of ways in which all the letters are not inserted in correct envelops is :

A. 23 *
B. 24
C. 26
D. 28

1240. A coin is tossed thrice . The odds of hitting your head at least once are:

A. 3/8
B. 1/8
C. 1/4
D. 7/8 *