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June 8, 2010

Five Pirates



5 pirates of different ages have a treasure of 100 gold coins.

On their ship, they decide to split the coins using this scheme:

The oldest pirate proposes how to share the coins, and all pirates
remaining will vote for or against it.

If 50% or more of the pirates vote for it, then the coins will be shared
that way. Otherwise, the pirate proposing the scheme will be thrown
overboard, and the process is repeated with the pirates that remain.

Assuming that all 5 pirates are intelligent, rational, greedy,
and do not wish to die, (and are rather good at math for pirates)
what will happen?

May 28, 2010

Anil & Mail



Anil has to receive a mail from Station, but the train arrives
early and the mail is then sent by a cart to him. Both Anil and
cart met in the middle in 30 mins. Due to this in whole journey
anil saved 20 mins, due to eary arrival of train.

Now tell me how early the train arrived?



May 7, 2010

Profit Maximization



A manufacturer can sell X items (X >= 0) at a price of Rs. (330 - X)
each. The cost of producing X items is ((X^2) + 10X + 12).
Determine the no. of items sold so that the manufacturer can make
the maximum profit..

April 27, 2010

Find the profit of the horse deal ?



A man decides to buy a nice horse. He pays $60 for it, and he is
very content with the strong animal. After a year, the value of the
horse has increased to $70 and he decides to sell the horse.
But already a few days later he regrets his decision to sell the
beautiful horse, and he buys it again. Unfortunately he has to pay
$80 to get it back, so he loses $10. After another year of owning
the horse, he finally decides to sell the horse for $90.

What is the overall profit the man makes?

April 20, 2010

Solve 2 3 4 15 12 3 4 5 28 20 4 5 6 45 30 5 6 7 66 42 6 7 8 ? 56



Find the missing number ?

2 . 3 . 4 . 15 . 12
3 . 4 . 5 . 28 . 20
4 . 5 . 6 . 45 . 30
5 . 6 . 7 . 66 . 42
6 . 7 . 8 . ?? . 56

April 17, 2010

Chocolates

A shop sells 1 chocolate at Rs:1 each, You can exchange 3 wrappers for a chocolate. If you have Rs:15, then how many chocolates can you totally get ?

Answer is 22 Chocolates

1) with Rs:15 you will get 15 chocolates --->15 wrappers
2)15 wrappers /3 = 5 chocolates ------> 5 wrapers
3) 5 wrappers /3 = 1 chocolate +2 wrappers------->3 wrappers
4) 3 wrappers / 3 = 1 chocolate

Total chocolates = 15+5+1+1 =22

Check also : How many Chocolates you will get if you have Rs. 45

April 8, 2010