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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 maximum value of n1(P) over all configurations P of 19 points in the plane is 18 9 3
A simple interest amount of Rs 6000 for 6 months is Rs 600. Calculate the annual rate of interest.
The age of the grand father is the sum of his three grandsons.The second is 2 year younger than first one and the third one is 2 year younger than the second one. Then what will be the age of the grandfather?
If the ratio of the areas of 2 queres is 2:1, then the ratio of the perimeters of the squares is
There is a work which can be completed by A with 12 days and B by 18 days. A and B works together for 3 days and B left. After that how many days for A to complete the work?
There are 5 boxes in a cargo. The weight of the 1st box is 200 KG, the weight of the 2nd box is 20% higher than the third box, whose weight is 25% higher than the 1st box weight. The 4th box which weighs 350 KG is 30% lighter than the 5th box. Find the difference in average weight of the 4 heaviest boxes and the four lightest boxes.
What is the smallest number by which 2880 must be divided in order to make it into a perfect square ?
A monkey starts climbing up a tree 20ft. tall. Each hour, it hops 3ft. and slips back 2ft. How much time would it take the monkey to reach the top?
One man brought pen and book from 250 and he sold both at 10% profit on pen and 20% loss on book and finally he gained 40% what is the value of pen
f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, If f(X)= f(X-1)+f(X-2) for X>1 then X= ?
Supposing a clock takes 7 seconds to strike 7. How mlong will it take to strike 10?
Complete the series 2, 7, 24, 77,__ (hint: 2*12= 24, 7*11= 77, therefore 24*10= 240)
A sum 's' is divided into 4 parts. Second person gets Rs 10 more than first.3rd person is Rs 10 more than second, 4th is 10 more than 3rd. How much amount do 1st person get?
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.
I had Rs.100 and I play. If I win I will have Rs110 and if I lose I will have Rs. 90. at the end I have 2 wins and 2 lose. How much do I have?
