Arithmetic Aptitude :: Pro Quiz 1
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# free Online Test Probability Questions and Answers Quiz 1

Description: Free Online Test questions and answers on Probability with explanation for various competitive exams,entrance test. Solved examples with detailed answer test 1

Exercise

 "Actions speak louder than words." - (Proverb)
1 . Directions (1 - 5): Study the given information carefully to answer the questions that follow.

An urn contains4 green, 5 blue 2 red and 3 yellow marbles.

$Q.$ If two marbles are drawn at random, what is the probability that both are red or at least one is red ?
 $26\over93$ $2\over7$ $199\over366$ None of these
2 . If three marbles are drawn at random, what is the probability that at least one is yellow?
 $1\over 5$ $199\over 364$ $135\over 324$ $5\over 9$
3 . If eight marbles are drawn at random, what is the probability that there are equal number of marbles of each colour?
 $3\over 8$ $351\over 738$ $60\over 1001$ $1\over 1011$
4 . If three marbles are drawn at random, what is the probability that none is green ?
 $3\over 8$ $273\over 748$ $30\over 91$ None of these
5 . A bag contains 13 white and 7 black balls. Two balls are drawn at random. What is the propability that they are of the same of the colour?
 $41\over 190$ $21\over 190$ $59\over 190$ $99\over 190$
6 . From a well - shuffled pack of 52 playing cards. one card is drawn at random. What is the probabilty that the card drawn will be a black king ?
 $1\over 26$ $7\over 13$ $3\over 13$ $9\over 13$
7 . Directions (7-10): Study the given information carefully and answer the questions that follow :

An urn contains 3 red, 6 blue, 2 green & 4 yellow marbales .

$Q.$ If two marbles are picked at random, what is the probability that one is green, two are blue and one is red?
 $4\over 15$ $17\over 280$ $6\over 91$ $11\over 15$
 $3\over 5$ $4\over 105$ $2\over 7$ None of these
 $91\over 123$ $69\over 91$ $125\over 143$ $1\over4$
 $2\over 15$ $6\over 91$ $12\over 91$ $3\over 15$