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Placement Papers with Solutions

(#M40074062) TCS QUESTION Keep an EYE

Spelunkers International offers exploring tours in eight caves: Abbott, Benny, Caesar, Dangerfield, Ewell, Fields, Guinness, and Hope

(1) Class 1 spelunkers may not attempt cave Ewell, Fields or Hope
(2) Class 2 spelunkers may not attempt Hope
(3) Class 3 spelunkers may attempt any cave
(4) Cave Caesar may be attempted only by spelunkers who have previously explored cave Benny
(5) Cave Fields may be attempted only by spelunkers who have previously explored cave Ewell
(6) Only two of caves Benny, Caesar, Ewell, Fields, and Hope may be attempted by any explorer in a single tour

In how many different ways may a class 1 spelunker who has never explored any of the eight caves before set up a tour of three caves, if she wishes to explore caves Abbott and Caesar?

i. 2

ii. 3

iii. 4

iv. 5

Asked In TCS Tata Power (10 years ago)

Unsolved Read Solution (1)

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(#M40073260) TCS QUESTION Keep an EYE

The number of natural numbers n such that (n+1)^2/(n+7) is an integer, is

i. 4
ii. 5
iii. 6
iv. None of these

Asked In TCS Tata Power (10 years ago)

Solved Sanu Panji Read Solution (5)

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