There are two candles with different thickness, but are of equal length. The thicker one lasts of six hours and the thinner candle last for 2 hours less than the thicker one. Suresh lights the two candles at the same time. When he went to bed he saw the thicker one is twice the length of the thinner one. For how long did Suresh light the two candles.
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Find the ratio of the areas of the regular hexagons inscribed in and circumscribed around a circle of radius 10cm.
In a two-dimensional array, X (9, 7), with each element occupying 4 bytes of memory, with the address of the first element X (1, 1) is 3000, find the address of X (8, 5).
alok and bhanu play the following min-max game. given the expression N=40+X+Y-Z,where X,Y,Z are variables representing single digits (0 to 9),Alok would like to maximize N while Bhanu would like to minimize it.Towards this end, Alok chooses a single digit number and Bhanu substitutes this for a variable of her choice (X,Y or Z).Alok then chooses the next value and Bhanu, the variable to substitute the value.Finally Alok proposes the value for the remaining variable.Assuming both play to their optimal strategies,the value of N at the end of the game would be: a)49 b)51 c)31 d)58
There are 3 persons Sudhir, Arvind, and Gauri. Sudhir lent cars to Arvind and Gauri as many as they had already. After some time Arvind gave as many cars to Sudhir and Gauri as many as they have. After sometime Gauri did the same thing. At the end of this transaction each one of them had 24. Find the cars each originally had.
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Wind flows 160 miles in 330 min, for travelling 80 miles how much time does it require?
The sum of four natural numbers a1, a2, a3 and a4 is 210. What is the minimum possible LCM of these 4 mentioned natural numbers?
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 pencils.So how many books he can purchase with the remaining money. a) 4 b) 3 c) 5 d)none
A building with height D shadows up to G. A Neighbour building with what height shadows C feet.
Find the wrong number in the series: 3,5,12,39,154,772,4634
What will be the next great improvement in search technology?