(A) 4/52
(B) 8/52
(C) 4/663
(D) 5/664
Tag: Probability
Probability Mcqs for NTS, PPSC, FPSC, CSS, PMS, BPSC, AJKPSC, KPPSC, PTS, SPSC, OTS, UTS, PST, EST, SST, Lecturer, Educators, Headmaster and all other exams. Users can prepare their aptitude portion for all types of tests from here.
A box contains 3red, 8 blue and 5 green marker pens. If 2 marker pens are drawn at random from the pack, not replaced and then another pen is drawn. What is the probability of drawing 2 blue marker pens and 1 red marker pen?
(A) 1/20
(B) 3/20
(C) 7/20
(D) 9/20
A box contains 5 cone and 4 chocobar ice-creams. Salma eats 3 of them, by randomly choosing. What is the probability of choosing 1 chocobar and 2 cone ice-creams?
(A) 63/10
(B) 20/63
(C) 10/63
(D) 63/20
Consider a pack contains 2black, 9 white and 3 pink pencils. If a pencil is drawn at random from the pack, replaced and the process repeated 2 more times, What is the probability of drawing 2 black pencils and 1 pink pencil?
(A) 3/49
(B) 3/686
(C) 3/14
(D) 3/545
One rupee coin is tossed twice. What is the probability of getting two consecutive heads?
(A) 1/2
(B) 1/4
(C) 3/4
(D) 4/3
In a hostel, 40% of the students play cricket, 20% play chess and 10% both. If a student is selected at random, then the probability that he plays cricket or chess is:
(A) 1/2
(B) 1/4
(C) 3/5
(D) 4/7
In a batch, 40% of the students offered Maths, 30% offered science and 15% offered both. If a student is selected at random, what is the probability that they has offered science or maths?
(A) 0.55
(B) 0.65
(C) 0.75
(D) 0.45
Two cards are drawn at random from a pack of 52 cards. What is the probability that either both are Red or both are king?
(A) 19/221
(B) 55/221
(C) 55/190
(D) 52/221