MindTree Placement Paper

** Company: ** mindtree Ltd

1st round written test, 20 q’s and 2 programs. 30 mints for aptitude and 15 mints for coding. I remember few q’s:

1) sum of 1 sq + 2 sq + 3 sq + …. + 99sq

a)0

b)1

c)3

d)2

2)a pipe can fill a tank in 5 hr. With a leak in tank it takes 6 hrs to fill. How many hrs r required by the leak to empty the tank.

3)50 lit of water from which 5 liter is replaced with alcohol. Again 5 liter from the mixture is replace by 5 ltr of alcohol. The ratio of alcohol to water is ?

a) 1:4

b) 41:50

c)19:81

d)81:19

4)A car takes 3hrs less than a truck to cover the distance from Bombay to Pune (192 km). The speed of the truck is 16km/hr slower than car.

Find the speed of the car.

5)A boat travels at 10 km/hr in still water. It travels 91 km downstream and upstream in 20 hrs. Find the rate of flow of the river.

a)2

b)3

c)4

d)5

**Two programs:**

1) There r 1..n numbers placed in an array in random fashion with one integer missing. Find the missing integer.

2) convert postfix expression to infix expression.

**2nd round was G.D.**

we had the topic : Traffic in Bangalore.

3rd round.

Personal Interview.

I hope this information will be of some use.

MindTree Placement Paper

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