In how many different ways can 2 boys and 4 girls be arranged in a row such that all the boys stand together and all the girls stand together?
A). 96
B). 86
C). 92
D). 90
96
NA
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1. In how many ways can the letters of the word EDUCATION be rearranged so that the relative position of the vowels and consonants remain the same as in the word EDUCATION?
2. In how many different ways can the letters of the word 'MATHEMATICS' be arranged such that the vowels must always come together?
3. If there are 15 dots on a circle,how many triangles can be formed?
4. Suppose 7 students are staying in a hall in a hostel and they are allotted 7 beds. Among them, Parvin does not want a bed next to Anju because Anju snores. Then, in how many ways can you allot the bed
5. How many different words can be formed by using the letters of the word LUCKNOW so that the vowels are always together?
6. How many numbers of five digits can be formed with the digits 1, 3, 5, 7 and 9, no digit being repeated?
7. 20 persons were invited to a party. In how many ways, they and the host can be seated at a circular table ?
8. How many different five-letter words can be formed using the letter from the world APPLE?
9. How many lines can you draw using 3 non collinear (not in a single line) points A, B and C on a plane?
10. A library has two books each having three copies and three other books each having two copies. In how many ways can all these books be arranged in a shelf so that copies of the same book are not separ
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