Boat and Streams: SSC CGL Math Project 400 Questions
Boat and Streams: SSC CGL Math Project 400 Questions
Boat and Streams
Q1. A boat goes 20 km downstream in one hour and the same distance upstream in two hours. The speed of the boat in still water is
a) 15 km/hr b) 10 km/hr c) 5 km/hr d) 7.5 km/hr
Q2. A boat goes 6 km an hour in still water, but takes thrice as much time in going the same distance against the current. The speed of the current (in km/hr) is:
a) 4 b) 5 c) 3 d) 2
Q3. A man rows 750 m in 675 seconds against the stream and returns in 15/2 minutes. Find his rowing speed in still water.
a) 3 kmph b) 4 kmph c) 5 kmph d) 6 kmph
Q4. A man can row at 5 kmph in still water. If the velocity of current is 1 kmph and takes him 1 hour to row to a place and come back, how far is the place
a) 2.5 km b) 3 km c) 2.4 km d) 3.6 km
Q5. The speed of a motor boat is that of the current of water as 36:5. The boat goes along with the current in 5 hours 10 minutes. It will come back in
a) 5 hours 50 minutes b) 6 hours c) 6 hours 50 minutes d) 12 hours 10 minutes
a) 2 km / hour b) 2.5 km / hour c) 3 km / hour d) 4 km/hour
Q7. In a fixed time, a boy swims double the distance along the current that he swims against the current. If the speed of the current is 3 km/hr, the speed of the boy in still water is
a) 6 km/hr b) 9 km / hr c) 10 km/hr d) 12 km/hr
Q8. A boat goes 12 km downstream and comes back to the starting point in 3 hours. If the speed of the current is 3 km/hr, then the speed (in km / hr) of the boat in still water is
a) 12 b) 9 c) 8 d) 6
Q9. A boat covers 24 km upstream and 36 km downstream in 6 hours, while it covers 36 km upstream and 24 km downstream in 13/2 hours. The speed of the current is
a) 1 km/hr b) 2 km/hr c) 1.5 km/ hr d) 2.5 km/hr
Q10. Speed of motorboat in still water is 45 kmph. If the motorboat travels 80 km along the stream in 1 hour 20 minutes, then the time taken by it to cover the same distance against the stream will be
a) 3 hours b) 1 hour 20 minutes c) 2 hour 40 minutes d) 2 hour 55 minutes

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with solution ca i get
In 2nd Question, my answer is coming option C, but you have given option A.
can i get explanation ??
In 3rd Question, Answer is 1km/hr but it is not available in answer.
Kindly provide solution to this also
sir, please provide the solutions for above problems on my email id.
Here QN.2 has wrong answer, it must be option (c). Vs=3KM/H.