Permutations, Combinations and Probability-Combination [CAT (Common Admission Test for IIMs) Quantitative Aptitude to Quantitative Aptitude (QA)]: Questions 1 - 6 of 27
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Question 1
Question MCQ▾
A boy has 4 shirts and 3 trousers. In how many ways can he select a dress considering that he does no wear the same combination on consecutive days?
Choices
Choice (4) | Response | |
---|---|---|
a. | 12 | |
b. | 11 | |
c. | 13 | |
d. | 10 |
Question 2
Question MCQ▾
In now many ways can a group of 2 teachers and 2 students be selected from amongst 5 teacher and 3 students?
Choices
Choice (4) | Response | |
---|---|---|
a. | 60 | |
b. | 30 | |
c. | 50 | |
d. | 40 |
Question 3
Question MCQ▾
In now many ways can a group of 2 teachers and 3 students be selected from amongst 3 teacher and 5 students?
Choices
Choice (4) | Response | |
---|---|---|
a. | 50 | |
b. | 60 | |
c. | 40 | |
d. | 30 |
Question 4
Question MCQ▾
A boy has 3 shirts and 5 trousers. In how many ways can he select a dress considering that he does no wear the same combination on consecutive days?
Choices
Choice (4) | Response | |
---|---|---|
a. | 11 | |
b. | 12 | |
c. | 14 | |
d. | 13 |
Question 5
Question MCQ▾
How many nine and ten letter words can be formed if all the English Alphabets are used?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 6
Question MCQ▾
There are books of Fiction, books of Horror and books of Comedy. If three books are selected at random, then, find the probability of getting all books of the same genre?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | 1 | |
d. |