Answer Posted / vahid

Answer: 10
Reason:
The best case happens ONLY when each rat dies just as they
taste the FIRST bottle given to them (you can imagine it a
miracle :D )
In this case, the very first 10 attempts reveal the
poisonous bottles. So the answer is 10.

A cubical rectangular bar has the dimensions with the ratio 5 : 4 : 3. Its volume is 7500. What is the surface area of the bar?

1885

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2, 3, 6, 7--- using these numbers form the possible four digit numbers that are divisible by 4.

1201

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Imagine a rectangle.Its length=2*width.A square of 1 inch is cut on all corners so that the remaining portion forms a box when folded.the volume of the box is_____ cubic inches.find the original dimensions of the box.

1288

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

1212

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Jane works at a fashion design company,and is having problems getting dressed for work. She refuses to wear any color combination that does not go well together as many of her clients may look down upon this. She has two pairs of skirts, brown and blue; three blouses, white, sky blue, and gray; four pairs of stockings, red, black, brown, and blue; and two pairs of shoes, black and brown. The blue skirt cannot be worn with red or brown stockings. Gray does not go well with brown. Black does not go well with brown. 1. If Jane wears black shoes she will not wear: a) red stockings. b) a blue skirt. c) a white blouse. d) blue stockings. e) a sky blue blouse. 2. If Jane is color blind and is unable to determine what outfits went well together, how many possible clothing combinations could she have? a)24 b)32 c)36 d)44 e)48 3. If Jane wears a brown skirt and a white blouse, she could: a)not wear blue stockings. b)not wear brown shoes. c)not wear black shoes. d)wear blue stockings. e)wear red stockings. 4.Jane buys a gray scarf. If she wears the new scarf, then she could: a)not wear blue stockings. b)not wear brown stockings. c)not wear black shoes. d)wear a white blouse. e)wear black stockings. 5.Jane will never wear: a)blue and red together. b)white and red together. c)gray and blue together. d)white and black together. e)white and red together.

3031

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If A/B = 3/5,then 15A = ?

1278

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In a car wheel, two spokes cover 15 degree. Then for the entire car,how many spokes are there?

1288

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I need Matrix and Series questions with solutions.

2420

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1992 Feb have 5 Sundays. In which year, the month Feb have 5 Sundays next?

1222

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hai frnds pls give me some tips and traps about HP software company interview for freshers.am a B.E CSE fresher.hoe will be the interview?how many days it will be conducted?how will be apps round?technical round?hr round?pls help me if any one known means.send me that pattern by vijay ,chennai

2479

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how to create the alarm using sql queries.In the sense i need to make the computer to produce beep sound for each 1 minute.(hint: by chr(7) we can produce the beep sound)

2285

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Consider a pile of Diamonds on a table.A thief enters and steals 1/2 of th e total quanity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2.Then 4th thief enters and steals 1/2 of the remaining+2.When the 5th one enters he finds 1 diamond on the table.Find out the total no. of diamonds originally on the table before the 1st thief entered.

1290

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The cost of 16 articles is equal to sell price of 12 articles. The gain percent is ?

1393

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Three pipes, A, B, & C are attached to a tank. A & B can fill it in 20 & 30 minutes respectively while C can empty it in 15 minutes. If A, B & C are kept open successively for 1 minute each, how soon will the tank be filled?

1226

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The mean and the variance of a binomial distribution are 4 and 2 respectively. Then the probability of 2 successes is?

1185

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