Answer Posted / aditya p

i^i = e^(-pi/2) a real number!!!
(i is imaginary unit, i=square root (-1))

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

1300

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G(0)=-1, G(1)=1, G(N)=G(N-1) - G(N-2), G(5)= ?

1207

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33 1/3 of 101 + 296 is

1466

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albert and fernandes they have two leg swimming race. both start from opposite and of the pool. On the first leg, the boys pass each other at 18 mt from the deep end of the pool. during the II leg they pass at 10 mt from the shallow end of the pool. Both go at const speed. but one of them is faster. each boy rests for 4 sec to see at the end of the i leg. what is the length of the pool.

1287

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There are 9 coins. One of 9 is less weighted and others have equal weighed. Find the minimum no of balances to find the defective coin?

1287

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720 buses operate from a depot, but 168 are being repaired. What percentage of the total that are in service?

1756

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The difference b/w the compound interest payble half yearly and the simple interest on a certain sum lent out at 10% p.a for 1 year is Rs 25. What is the sum?

1239

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9/10 or 10/11 which is greater.

1341

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500 men are arranged in an array of 10 rows and 50 columns according to their heights. Tallest among each row of all are asked to fall out. And the shortest among them is A. Similarly after resuming that to their original podsitions that the shortest among each column are asked to fall out. And the tallest among them is B . Now who is taller among A and B ?

1248

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The ratio of the number of boys and girls in a college is 3:2. Out of these 10 percent are boys and 25 percent are girls are scholarship holders. Find the no of boys and girls who are not scholarship holders.

1348

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

1266

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Find the hypotenuse of a right angle isoceles triangle whose area is 50.

1135

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xsqrt(0.09)=3 , then x equals

1265

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What is the smallest number by which 4880 must be divided in order to make it into a perfect square ?

1110

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Q1. Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line, .i.e the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The minimum value of n1(P) over all configurations P of 5 points in the plane in general position(.i.e no three points in P lie on a line) is

2257

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