(A) 7/55
(B) 3/55
(C) 1/55
(D) 9/55
Author:
Two dice are thrown together. The probability that the total score is a composite number is:
(A) 5/12
(B) 12/7
(C) 7/12
(D) 12/5
In a Coupon, there are 30prizes and 75blanks. A Coupon is drawn at random. What is the probability of getting a prize?
(A) 2/7
(B) 5/7
(C) 1/2
(D) 1/5
Tickets numbered 1 to 37 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 4 or 10?
(A) 11/37
(B) 37/11
(C) 12/37
(D) 37/12
A carton contains 12 green and 8 blue bulbs .2 bulbs are drawn at random. Find the probability that they are of same colour.
(A) 91/47
(B) 47/105
(C) 47/95
(D) 95/47
When two dice are thrown, find the probability of getting a greater number on the first die than the one on the second, given that the sum should equal 9.
(A) 1/2
(B) 1/5
(C) 4/2
(D) 2/5
When a single die is rolled, the sample space is {1,2,3,4,5,6}.What is the probability of getting a 3 when a die is rolled?
(A) 1/2
(B) 1/6
(C) 2/8
(D) 3/6
Who gave invisible hand theorem?
(A) Marshall
(B) Karl Marx
(C) Robins
(D) Adam Smith