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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?

1180

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There are 6561 cricket balls out of them 1 is heavy. Find the minimum no. of times the cricket balls have to be weighed for finding out the heavy ball.

1233

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In the 4 digits 1,2,3,4 how many 4 digited numbers are possible which are divisable by 4? Repetetions are allowed

1196

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The price of sugar increases by 20%, by what % house-wife should reduce the consumption of sugar so that expenditure on sugar can be same as before

1208

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Complete the series..2 2 12 12 30 30 ?

1183

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Complete the given number series 240, 240, 120, 40,?, 2 ?

1275

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If the letters of the word "rachit" are arranged in all possible ways and these words are written out as in a dictionary, what is the rank of the word "rachit".

1273

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A man how many bikes of Rs 14000 can buy by selling 2100 bikes of Rs500/- of each

1434

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There are 3 societies A, B, C.A lent cars to B and C as many as they had already.After some time B gave as many tractors to A and C as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24.Find the cars each originally had.

1563

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if f(x)=1/x then f(f(f(x))) equals

1344

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There are 19 horses in a stable. All but eight died. How many will be left in the stable?

1349

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If 13 = 13w/(1-w) ,then (2w)2 = ?

1326

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If we r terminated at the middle of the program execution in UNIX,wat will happen to the program,it will continue running r terminate r the o/p will be send to ur mail?

1394

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A person has Rs 100/- in his pocket, he can as 25 pencils or 15books. He kept 15% of the money for travelling expenses and purchased 5 ncils.So how many books he can purchase with the remaining money.

1346

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why we will appoint you.

2348

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