Latest self Aptitude Question SOLUTION: a motor boat whose speed is 15km/hr in still water goes 30km downstream nd comes back in a total of 4hrs 30mins.the speed of d stream(in km/hr) is (a)4 (b)5 (c)6 (d)10

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Challenger of the Day

Devendra M
Devendra M
Time: 00:01:31

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User Comments

can any one send the latest tcs paper.....and email writing...

ankit gupta 1 Day ago

What is criteria for eligibility ?

Rajat Kumar Gupta 1 Day ago

can yu snd me th tcs placemt id s

uma 1 Day ago

anyone can snd me th tcs previous question mail id is

uma 1 Day ago

Maths Quotes

Pure mathematics is the world's best game. It is more absorbing than chess, more of a gamble than poker, and lasts longer than Monopoly. It's free. It can be played anywhere - Archimedes did it in a bathtub.

Richard J. Trudeau, Dots and Lines

You can only find truth with logic if you have already found truth without it.

Gilbert Keith Chesterton

Mathematics is one word which is useful in every bits of our life,whether we have to put one step or to think anything.


An expert is a man who has made all the mistakes, which can be made, in a very narrow field.

Niels Bohr

Placement Questions

The number zero (0) is surrounded by the same 2 digit number on both(left and right) sides: for example 25025, 67067 etc. The largest number that always divides such a number is

Unsolved Asked In: Gate

Which among the following is the least number which when divided by 10 leaves a remainder of 9, when divided by 9 leaves a remainder of 8, when divided by 8 leaves a remainder of 7, when divided by 7 leaves a remainder of 6, when divided by 6 leaves a remainder of 5, when divided by 5 leaves a remainder of 4, when divided by 4 leaves a remainder of 3, when divided by 3 leaves a remainder of 2, whe

Unsolved Asked In: Gate

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