Recent questions tagged permutation-combination - Aptitude Overflow

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NIELIT 2017 DEC Scientific Assistant A - Section A: 31
In how many different ways can the letters of the word ‘MATHEMATICS’ be arranged so that the vowels always come together? $10080$ $4989600$ $120960$ None of the options

asked Mar 31 in Quantitative Aptitude by Lakshman Patel RJIT (5.8k points) | 56 views

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NIELIT 2017 July Scientist B - Section A: 1
What is the maximum number of the handshakes that can happen in the room with $5$ people in it? $15$ $10$ $6$ $5$

asked Mar 30 in Quantitative Aptitude by Lakshman Patel RJIT (5.8k points) | 60 views

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3

NIELIT 2017 DEC Scientist B - Section A: 58
There are $6$ boxes numbered $1,2$,$\dots$,$6$. Each box is to be filled up either with a red or a green ball in such a way that at least $1$ box contains a green ball and the boxes containing green balls are consecutively numbered. The total number of ways in which this can be done is : $5$ $21$ $33$ $60$

asked Mar 30 in Quantitative Aptitude by Lakshman Patel RJIT (5.8k points) | 88 views

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4

NIELIT 2017 DEC Scientist B - Section A: 57
In a big farm in Wisconsin, there are only hens and cows. When the owner counted the heads of the stock in the farm, the number summed up to $200$, while counting the number of legs, the number summed up to $540$. How many more hens were there in the farm ? Assume each cow had $4$ legs and each hen had $2$ legs. $70$ $120$ $60$ $130$

asked Mar 30 in Quantitative Aptitude by Lakshman Patel RJIT (5.8k points) | 77 views

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