# Quiz Discussion

If A and B are two independent events with P(A) = 3/5 and P(B) = 4/9 , then P(A' ∩ B' ) equals

Course Name: Quantitative Aptitude

• 1]

4/15

• 2]

8/45

• 3]

1/3

• 4]

2/9

##### Solution
No Solution Present Yet

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# Quiz
1
Discuss

In how many different ways can the letters of the word 'DETAIL' be arranged in such a way that the vowels occupy only the odd positions?

• 1]

32

• 2]

48

• 3]

36

• 4]

60

##### Solution
2
Discuss

A, B, C, D and E sit on five chairs all of which are facing north. C will sit only on the leftmost chair and B will not sit anywhere to the left of A. In how many ways they can be seated?

• 1]

10

• 2]

18

• 3]

36

• 4]

12

##### Solution
3
Discuss

If ,​, are probabilities of three mutually exclusive events, then

• 1]

• 2]

• 3]

• 4]

None Of These

##### Solution

4
Discuss

A polygon has 44 diagonals. What is the number of its sides?

• 1]

7

• 2]

8

• 3]

9

• 4]

11

##### Solution
5
Discuss

How many rectangles can be formed out of a chess board ?

• 1]

1740

• 2]

1230

• 3]

1296

• 4]

204

##### Solution
6
Discuss

A box contains 5 green, 4 yellow and 3 white marbles. three marbles are drawn at random. What is the probability that all they are not of the same colour?

• 1]

3/44

• 2]

3/55

• 3]

52/55

• 4]

41/44

##### Solution
7
Discuss

Find the probability that a leap year selected at random will contain 53 Sundays

• 1]

2/7

• 2]

3/7

• 3]

2/3

• 4]

5/6

##### Solution
8
Discuss

What is the sum of all 4 digit numbers that can be formed by the digits 1, 2, 3, 4 each exactly once

• 1]

55566

• 2]

66660

• 3]

56456

• 4]

84738

##### Solution
9
Discuss

Ten participants are participating in a competition. In how many ways can the first three prizes be won?

• 1]

920

• 2]

680

• 3]

720

• 4]

820

##### Solution
10
Discuss

If C(n, 7) = C(n, 5), find n

• 1]

12

• 2]

15

• 3]

18

• 4]

-1

# Quiz