There are 20 people among whom two are sisters. Find the num...

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.

Course Name: Quantitative Aptitude

1]
2! x 19!
2]
18!
3]
18! x 2!
4]
19!

Solution

No Solution Present Yet

Top 5 Similar Quiz - Based On AI&ML

Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api

Show entries

Search:

#	Quiz
1 Discuss	If A, B and C are mutually exclusive and exhaustive events of a random experiment such that P(B)=3/2P(A) and P(C)=1/2P(B), then P(A∪C)= 1] 3/13 2] 6/13 3] 7/13 4] 10/13 Solution
10 Discuss	How many 5 digit even numbers with distinct digits can be formed using the digits 1, 2, 5, 5, 4? 1] 16 2] 24 3] 36 4] 48 Solution
2 Discuss	Two variants of the CAT paper are to be given to 12 students. In how many ways can the students be placed in two rows of six each so that there should be no identical variants side by side and that the students sitting one behind the other should have the same variant. Find the number of ways this can be done 1] 2 x ¹²C₆ x (6!)² 2] 2 x 6! x 6! 3] 2 x ¹²C₆ x 6! 4] None of these Solution
3 Discuss	There are 6 letters for 3 envelopes. In how many different ways can the envelopes be filled? 1] 120 2] 130 3] 100 4] 110 Solution
4 Discuss	Three unbiased coins are tossed. What is the probability of getting at most two heads ? 1] 3/4 2] 1/4 3] 3/8 4] 7/8 Solution
5 Discuss	How many words, with or without meaning, can be formed using all letters of the word EQUATION using each letter exactly once? 1] 38,320 2] 39,320 3] 38,400 4] 40,320 Solution
6 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
7 Discuss	A five-letter word is to be formed from a group of 5 vowels and 4 consonants, using at least one vowel and at least one consonant. In how many ways the word having a greater number of consonants than vowels can be formed? 1] 40 2] 42 3] 45 4] 52 Solution
8 Discuss	One card is drawn at random from a pack of 52 cards. What is the probability that the card drawn is not a face card (Jack, Queen and King only)? 1] 5/13 2] 10/13 3] 1/13 4] 1/26 Solution
9 Discuss	One red flower, three white flowers, and two blue flowers are arranged in a line such that I. No two adjacent flowers are of the same color. II. The flowers at the two ends of the line are of different colors. In how many different ways can the flowers be arranged? 1] 2 2] 4 3] 6 4] 10 Solution
#	Quiz

Showing 1 to 10 of 10 entries

Quiz Discussion

Solution

Top 5 Similar Quiz - Based On AI&ML

Solution

Solution

Solution

Solution

Solution

Solution

Solution

Solution

Solution

Solution

About Fresherbell

Important Links

Social Media