How many arrangements of four 0's (zeroes), two 1's and two 2's are there in which the first 1 occur before the first 2?
A). 420
B). 360
C). 320
D). 210
210
NA
Join Telegram Group
1. In how many ways can a group of 5 men and 2 women be made out of a total of7 men and 3 women?
2. In how many different number of ways 4 boys and 2 girls can sit on a bench?
3. There are 20 books of which 4 are single volumes and the other are books of 8, 5 and 3 volumes respectively. In how many ways can all these books be arranged on a self so that volumes of the same book
4. There are 8 men and 10 women and you need to form a committee of 5 men and 6 women. In how many ways can the committee be formed?
5. The number of 5 digit numbers having their at least one of digit repeated is :
6. There are fourteen juniors and twenty-three seniors in the Service Club. The club is to send four representatives to the State Conference. If the members of the club decide to send two juniors and two
7. A committee of 5 persons is to be formed from 6 men and 4 women. In how many ways can this be done when at least 2 women are included ?
8. In how many ways can 10 examination papers be arranged so that the best and the worst papers never come together?
9. How many arrangements of the letters of the word ‘BENGALI’ can be made if the vowels are never together.
10. How many triangles can be formed with four points (A, B, C & D) in a plane? It is given that no three points are collinear. From the three points A, B and C, have only one triangle with these
History
Geography
Political Science
Chemistry
Biology
Physics
Enviornmental Science
Economics
Books & Authors
Computer Basics
Financial Awareness
International Organisations
Famous Personalities
Spoting Errors
Sentence Improvement
Fill In the Blanks
Antonyms
Synonyms
Spellings
Idioms and Phrases
Voice (Active/ Passive)
Naration (Direct/ Indirect)
Reading Comprehension
Cloze Test
Mensuration
Simplification
Profit & Loss
Trigonometry
Percentage
Ratio & Proportion
Time & Work
Average
Simple & Compound Interest
Number System
Discount
Time & Distance
Surds and Indices
Mixture & Alligation
LCM & HCF
Co-Ordinate Geometry
Pipe & Cistern
Probability
Boat & Streams
Problem on Age
Permutation & Combination
Problem on Trains