Latest TCS Aptitude Question SOLUTION: in a stream running ar 2km/hr a motor boat goes upstream and back again to the starting point in 33 min .find the speed of the motar boat in still water?

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in a stream running ar 2km/hr a motor boat goes upstream and back again to the starting point in 33 min .find the speed of the motar boat in still water?

Asked In TCS swetha (11 years ago)

Unsolved Read Solution (4)

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Read Solution (4) :

Arneet  (11 years ago)

I think the distance travelled by boat in each direction is also required.

Is this solution Helpfull? Yes (21) | No (1)  

M.LAKSHMI CHAITANYA  (11 years ago)

In a stream running at 2kmph,a motar boat goes 6km upstream and back
again to the starting point in 33 minutes.find the speed of the motarboat in still
water.
Sol.let the speed of the motarboat in still water be x kmph.then,
6/x+2 +6/x-2=33/60
11x
2
-240x-44=0
11x
2
-242x+2x-44=0
(x-22)(11x+2)=0
x=22.

Is this solution Helpfull? Yes (17) | No (3)  

Sadik Khan  (11 years ago)

let x b speed of boat in still water,,,
[6/(x+2)]+[6/(x-2)]=33/60,,,,,,,,,solve dis u ll get answer 22

Is this solution Helpfull? Yes (3) | No   

gautam kumar sharma  (11 years ago)

yes distance is requred
by d way d=6 is given???????????????

Is this solution Helpfull? Yes (1) | No (1)  

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