# Quiz Discussion

In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together?

Course Name: Quantitative Aptitude

• 1]

120

• 2]

720

• 3]

4320

• 4]

2160

##### Solution
No Solution Present Yet

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# Quiz
1
Discuss

It is required to seat 5 boys and 4 girls in a row so that the girls occupy the even places. How many such arrangements are possible?

• 1]

2880

• 2]

2148

• 3]

3280

• 4]

3680

##### Solution
2
Discuss

A, B, C, and D are four points, any three of which are non-collinear. Then, the number of ways to construct three lines each joining a pair of points so that the lines do not form a triangle is

• 1]

7

• 2]

8

• 3]

9

• 4]

24

##### Solution
3
Discuss

A committee of 8 members is to be selected from a group of 12 male and 10 female members. In how many ways the committee is selected such that at most two and at least one male member are there in the committee?

• 1]

13540

• 2]

14200

• 3]

15300

• 4]

16400

##### Solution
4
Discuss

A number lock on a suitcase has 3 wheels each labeled with 10 digits from 0 to 9. If the opening of the lock is a particular sequence of three digits with no repeats, how many such sequences will be possible?

• 1]

720

• 2]

760

• 3]

780

• 4]

680

##### Solution
5
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
6
Discuss

From a pack of 52 playing cards, two cards are drawn together at random. Calculate the probability of both the cards being the Kings.

• 1]

1/15

• 2]

25/57

• 3]

35/256

• 4]

None Of These

##### Solution
7
Discuss

Four letters are selected from the word “CAPAME” and are rearranged to form four letter words. How many words can be formed?

• 1]

120

• 2]

90

• 3]

180

• 4]

192

##### Solution
8
Discuss

In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?

• 1]

159

• 2]

194

• 3]

205

• 4]

209

##### Solution
9
Discuss

A box contains two white balls, three black balls and four red balls. Balls of the same colour are distinct. The number of ways in which three balls can be drawn from the box if atleast one black ball is to be included in the draw, is

• 1]

32

• 2]

64

• 3]

128

• 4]

None Of These

##### Solution
10
Discuss

There are 20 people among whom two are sisters. Find the number of ways in which we can arrange them around a circle so that there is exactly one person between the two sisters.

• 1]

2! x 19!

• 2]

18!

• 3]

18! x 2!

• 4]

19!

# Quiz