There is a school with 100 students and correspondingly 100 lockers, all of which start off closed. The first student opens every locker and the second students closes every other locker starting with the second (2,4,6...etc..) . The 3rd student changes the state of the lockers numbered (3,6,9.. etc.). The fourth student changes the state of the lockers numbered (4,8,12.. etc..).. This continues until all the 100 students passes along the lockers.. when all the 100 student is done which locker is closed and which locker is in open condition?

6 Answers   TCS, Zoho,

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A building with hight D ft shadow upto G A neighbour building with what height shadow C ft is?

0 Answers   Accenture,

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9 cards are there. u have to arrange them in a 3*3 matrix. cards are of 4 colors.they are red,yellow,blue,green. conditions for arrangement: one red card must be in first row or second row.2 green cards should be in 3rd column.Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. Atleast one green card in each row.

8 Answers   Infosys,

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Country-Western songs emphasize three basic themes: love, prison and trucks. A survey or the local Country-Western radio station produced the following data: 12 songs about a truck driver who is in love while in prison 2 about people in prison who are not in love and do not drive trucks 8 about people who are out of prison, are not in love, and do not drive a truck 13 about a prisoner in love 28 about a person in love 18 about a truck driver in love 16 about truck drivers who are not in prison 3 about a truck driver in prison who is not in love Find the number of songs about: a) How many songs were surveyed? _________b) truck drivers? ______ c) prisoners? __________ d) truck drivers in prison? ______ e) people not in prison? __________f) people not in love? ______

4 Answers  

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if the area of square increases by 69% then side of the square increases by:

0 Answers   Verifone,

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There were 750 people when the first song was sung. After each song 50 people are leaving the hall. Howmany songs are sung to make them zero?

1 Answers  

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There are two water tanks A and B, A is much smaller than B. While water fills at the rate of 1 liter every hour in A, it gets filled up like, 10, 20, 40,80, 160…..in tank B. 1/8 th of the tank B is filled in 22 hours. What is the time to fill the tank fully?

5 Answers   TCS,

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If the diagonals of a rhombus are 8 cm and 10 cm respectively what will be the area of the rhombus? (a) 35 sq cm (b) 40 sq cm (c) 30 sq cm (d) 20 sq cm (e) None of these

2 Answers  

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From its total income, an IT company spent Rs.20, 000 for marketing, half of the remainder on operations and had Rs.6000 left. What is the total income of the company?

1 Answers   Cap Gemini,

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The hour hand lies between 3 and 4. Tthe difference between hour and minute hand is 50 degree.What are the two possible timings?

0 Answers   HCL,

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Do you have a long term career plan

2 Answers   CTS, Redisolve,

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The value of x is between 0 & 1 which is the larger? A) x B) x^2 C) -x D) 1/x

5 Answers   CMC,

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