Latest TCS Aptitude Question SOLUTION: The New York Public Library is one of the world's greatest repositories of books and journals. It has a beautiful reading room facing Manhattan's famous Fifth Avenue. lathe reading

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(#M40018434) TCS question Keep an EYE

The New York Public Library is one of the world's greatest repositories of books and journals. It has a beautiful reading room facing Manhattan's famous Fifth Avenue. lathe reading room are 10 reading spots. Each reading spot consists of a round table with 4 chairs placed around it. There are some readers such that in each occupied reading spot there are different numbers of readers. If in all there are 10 readers: how many reading spots are empty?

Asked In TCS Rajib Chakraborty (11 years ago)

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chakrapni  (11 years ago)

6 because there are totally 10 spots with 4 chairs
in 1 st spot there are 4 chairs n 4 occupied.
in 2nd spot 3 occupied
in 3rd 2 occupied
in 4 th 1 occupied
so totally 4 spots occupied with 10 mem n remaining are 6 spots.

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jyoti raghuvanshi  (11 years ago)

since each occupied reading spot there are different numbers of readers thus consider 1+2+3+4=10 readers thus 4 spots are occupied and 10-4=6 are emty

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neelimanasturtiums  (11 years ago)

six..,frst there are totally 10 reading spots which contains 4 chairs n in 1st spot der r 4 chairs which all have been occupied n 2nd spot 3 chairs r occupied n in 3rd spot 2 are occupied n in 4th spot 1 has been occupied..,so totally 4 spots r occupied by 10 people n 6 spots are empty

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Monika  (11 years ago)

6 reading spots are empty because there are 10 spot each having 4 chair if 1st spot was occupied by 4 reader 2nd spot was occupied by 3readers 3rd spot was occupied by 2 readers and 4th spot was occupied by 1 reader so totally 6 is remaining empty

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krishna  (10 years ago)

total there are 10 persons and thus the total 10 tables can be filled
by
1,2,3,4 persons so total 10 persons are filled therefore 4 tables are occupied
and thus 6 are unoccupied

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