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All MCQs for Competitive Exams

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All MCQs for Competitive Exams

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419 MCQs Page 17

Topic Notes: Competitive Exams

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Practice MCQs for CSS, PMS, FPSC, PPSC, NTS and Pakistan competitive exam preparation. Use topic-wise questions, answers, and explanations to revise quickly and improve exam accuracy.

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161
A boat covers 28 km upstream in 4 hours. If the stream's speed is 3 km/hr, find the downstream speed.
162
If a boat covers 40 km downstream in 4 hours and 20 km upstream in 4 hours, find the boat's speed in still water.
163
A man rows his boat to a destination 45 km away and returns in 8 hours. If the speed of the stream is 3 km/hr, find his speed in still water.
164
A boat can travel 20 km downstream in 1.5 hours and 15 km upstream in 2 hours. What is the speed of the boat in still water?
165
If the upstream speed of a boat is 10 km/hr and the speed of the stream is 3 km/hr, what is the boat's downstream speed?
166
A man rows 16 km downstream in 1 hour 20 minutes. If his speed in still water is 10 km/hr, find the speed of the stream.
167
If a boat covers 35 km upstream in 5 hours and 42 km downstream in 3 hours, what is the speed of the stream?
168
A boat can cover 45 km downstream and 30 km upstream in 8 hours. It can cover 30 km downstream and 45 km upstream in 9 hours. Find the speed of the boat.
169
The speed of a boat in still water is 12 km/hr. If it travels 30 km downstream in 2 hours, find its upstream speed.
170
A motorboat goes 24 km downstream and comes back to the starting point in 5 hours. If the boat's speed in still water is 10 km/hr, find the speed of the stream.