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This section includes 117 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.
101. |
A swimmer's speed downstream is 11 km/h and speed of the stream is 1.5 km/h. Find the upstream speed of swimmer. ? |
A. | 8 km/h |
B. | 9.5 km/h |
C. | 9 km/h |
D. | 6. 25 km/h |
Answer» B. 9.5 km/h | |
102. |
A boat goes 48 km downstream in 20 h. It takes 4 h more to cover the same distance against the stream. What is the speed of the boat in still water ? |
A. | 2.2 km/h |
B. | 2 km/h |
C. | 4 km/h |
D. | 4.2 km/h |
Answer» B. 2 km/h | |
103. |
Keshav can row 60 km downstream and 36 km upstream, taking 10 h each time. What is the velocity of the current? |
A. | 3 km/h |
B. | 2 km/h |
C. | 4 km/h |
D. | 1.2 km/h |
Answer» E. | |
104. |
What time will be taken by a boat to cover a distance of 128 km along the stream, if speed of a boat in still water is 24 km/h and speed of stream is 8 km/h? |
A. | 8 km/h |
B. | 4 km/h |
C. | 7 km/h |
D. | 6 km/h |
Answer» B. 4 km/h | |
105. |
A boat goes 12 km upstream in 48 minutes. The speed of stream is 2 km/hr. The speed of boat in still water is ? |
A. | 13 km/hr |
B. | 2.25 km/hr |
C. | 17 km/hr |
D. | 15 km/hr |
Answer» D. 15 km/hr | |
106. |
A man can row upstream 36 m in 6 hours. If the speed of a man in still water is 8 km/hr, find how much he can go downstream in 10 hours ? |
A. | 150 km |
B. | 80 km |
C. | 90 km |
D. | 100 km |
Answer» E. | |
107. |
A man can row upstream at 15 km/h and downstream at 21 km/h. The speed of water current of the river is ? |
A. | 8 km/h |
B. | 6 km/h |
C. | 3 km/h |
D. | 5 km/h |
Answer» D. 5 km/h | |
108. |
A man rows downstream 60 km and upstream 36 km, taking 4 hours each time. The speed of the man is : |
A. | 15 km/h |
B. | 16 km/h |
C. | 8 km/h |
D. | 12 km/h |
Answer» E. | |
109. |
If a man rows at the rate of 5 km/hr in still water and his rate against the current is 3.5 km/hr, then the man's rate along the current is ? |
A. | 8.5 km/hr |
B. | 6.5 km/hr |
C. | 6 km/hr |
D. | 4.25 km/hr |
Answer» C. 6 km/hr | |
110. |
A man rows upstream 16 km and downstream 27 km talking 5 hours each time. What is the velocity of current ? |
A. | 2 km/hr |
B. | 2.1 km/hr |
C. | 1.1 km/hr |
D. | None of these |
Answer» D. None of these | |
111. |
A person rows a kilometre down the stream in 10 minute and upstream in 30 minutes. Find the velocity of the stream ? |
A. | 1 km/hr |
B. | 2 km/hr |
C. | 3 km/hr |
D. | 4 km/hr |
Answer» C. 3 km/hr | |
112. |
When the speed of a boat in still water is 4 km/h and the rate of stream is 2 km/h, find upstream speed of the boat. ? |
A. | 6 km/h |
B. | 5 km/h |
C. | 2 km/h |
D. | 7 km/h |
Answer» D. 7 km/h | |
113. |
If the speed of swimmer in still water is 9 km/h. Find the downstream speed of the swimmer, when the river is flowing with the speed of 6 km/h. ? |
A. | 15 km/h |
B. | 18 km/h |
C. | 3 km/h |
D. | 12 km/h |
Answer» B. 18 km/h | |
114. |
A boat moves downstream at the rate of one km in 7 |
A. | 1.3 km/hr |
B. | 1.2 km/hr |
C. | 1.6 km/hr |
D. | 1.5 km/hr |
Answer» E. | |
115. |
The speed of a boat downstream is 15 km/hr and the speed of the stream is 1.5 km/hr. The speed of the boat upstream ? |
A. | 13.5 km/hr |
B. | 16.5 km/hr |
C. | 12 km/hr |
D. | 8.25 km/hr |
Answer» D. 8.25 km/hr | |
116. |
The speed of a boat in still water is 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minute is ? |
A. | 3.6 km |
B. | 2.4 km |
C. | 1.2 km |
D. | 1.8 km |
Answer» B. 2.4 km | |
117. |
A man can row upstream 32 km in 4 hours. If the speed of current is 2 km/hr, find how much he can go downstream in 6 hours ? |
A. | 70 km |
B. | 72 km |
C. | 64 km |
D. | 81 km |
Answer» C. 64 km | |