Probability  Quantitative Aptitude (MCQ) questions
Dear Readers, Welcome to Quantitative Aptitude Probability questions and answers with explanation. These Probability solved examples with shortcuts and tricks will help you learn and practice for your Placement Test and competitive exams like Bank PO, IBPS PO, SBI PO, RRB PO, RBI Assistant, LIC,SSC, MBA  MAT, XAT, CAT, NMAT, UPSC, NET etc.
After practicing these tricky Probability multiple choice questions, you will be exam ready to deal with any objective type questions.
1) What are the chances that no two boys are sitting together for a photograph if there are 5 girls and 2 boys?  Published on 13 Apr 17
a. 1/21
b. 4/7
c. 2/7
d. 5/7

2) What is probability of drawing two clubs from a well shuffled pack of 52 cards?  Published on 13 Apr 17
a. 13/51
b. 1/17
c. 1/26
d. 13/17

3) When two coins are tossed simultaneously, what are the chances of getting at least one tail?  Published on 12 Apr 17
a. 3/4
b. 1/5
c. 4/5
d. 1/4

4) In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that both the socks are of same color?  Published on 11 Apr 17
a. 4/11
b. 1
c. 2/33
d. 19/66

5) In a drawer there are 5 black socks and 3 green socks. Two socks are picked randomly one after the other without replacement. What is the possibility that both the socks are black?  Published on 11 Apr 17
a. 5/14
b. 5/8
c. 3/8
d. 5/16

6) What is the possibility of having 53 Thursdays in a nonleap year?  Published on 11 Apr 17
a. 6/7
b. 1/7
c. 1/365
d. 53/365

7) A box has 5 black and 3 green shirts. One shirt is picked randomly and put in another box. The second box has 3 black and 5 green shirts. Now a shirt is picked from second box. What is the probability of it being a black shirt?  Published on 11 Apr 17
a. 4/9
b. 29/72
c. 8/72
d. 3/16

8) On rolling a dice 2 times, the sum of 2 numbers that appear on the uppermost face is 8. What is the probability that the first throw of dice yields 4?  Published on 27 Mar 17
a. 2/36
b. 1/36
c. 1/6
d. 1/5

9) A box has 6 black, 4 red, 2 white and 3 blue shirts. What is probability of picking at least 1 red shirt in 4 shirts that are randomly picked?  Published on 27 Mar 17
a. 4/15
b. 24/455
c. 69/91
d. 22/91

10) A box has 6 black, 4 red, 2 white and 3 blue shirts. What is the probability that 2 red shirts and 1 blue shirt get chosen during a random selection of 3 shirts from the box?  Published on 27 Mar 17
a. 18/455
b. 7/15
c. 7/435
d. 7/2730
