If you started a business in which you earned Rs.1 on the first day, Rs.3 on the second day, Rs.5 on the third day, Rs.7 on the fourth day, & so on. How much would you have earned with this business after 50 years (assuming there are exactly 365 days in every year)?

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 come out. And the shortest among them is A. Similarly after resuming them to their original positions, the shortest among each column are asked to come out. And the tallest among them is B. Now who is taller A or B ?

A person with some money spends 1/3 for cloths, 1/5 of the remaining for food and 1/4 of the remaining for travel. He is left with Rs 100/- How much did he have with him in the begining?

Grass in lawn grows equally thick and in a uniform rate. It takes 24 days for 70 cows and 60 days for 30 cows to eat the whole of the grass. How many cows are needed to eat the grass in 96 days?

If a passenger train takes twice to cross a freight train to overtake than to cross each other in opposite direction find how many times faster is passenger train than the freight train

A cube painted on all six sides by red color is divided into 125 equal cubes find i) number of cubes having a)3 faces colored b)2 faces colored c) 1 face colored d)0 faces colored ii)Find probability of picking a cube having red face

The following question asked at Infosys campus recruitment held at Pragathi. If 1>= y > x and xy=z.which of the following is not true? i)z>0 ii)x=z iii)y=z iv)z>y

Question asked in Infosys Campus Recruitment Held at Pragathi. On an iceland few customs are there .Men always speak truth, no women tells consecutive truth or false i.e. If first statement is true ,second is false and vice versa. same with children also. There was a family couple and a child. A passenger asked the child ?are you a boy or a girl? the boy spoke german. one of the parent said ? he is a boy? the other said ?he is a girl? ?he is lying?. (i)The kid is boy or girl (ii)who spoke the first mother/father

A,B,C,D are four teams.Three guys x,y,z comment about matches between four teams , X said either A or B will win Y says A will never win Z says C or B will not win only one of them is correct then who won the match.

A cow is standing 5 feet from the middle of the bridge .A train is at a distance of 2 times length of the bridge from direction in which cow is nearer to end of the bridge is coming at a speed of 90 miles/hour.If cow moves towards train it will be saved by 1 foot.If cow moves away from train it will be hit by three inches of cow (i)Find length of bridge (ii)Find cows speed

A policeman buys some bunches of yellow bananas at 30 cents per bunch and red bananas 40 cents/bunch .He said if i have split the sum equally and bought bananas he would have got two more bunches find the amount he used it to buy bananas

one women said ?I have three sons their ages are all less than ten,the product of the two younger sons is equal to the sons age who has greatest age and the sum of their ages is always a prime number.find their ages

Write a nonrecursive routine to reverse a singly linked list in O(N) time.

An inversion is an array of numbers is any pair (i,j) such that iA[j]. What is the average number of inversions in an array of n ? distinct numbers?

What is INODE?