MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Maths knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A man can swim at the rate of 3 km/hr. in still water. Then, if speed of the stream is 2 km/hr., then in what time he will cover a total distance of 5 km in with the stream and against the stream? |
| A. | 6 hours |
| B. | 6.5 hours |
| C. | 4 hours |
| D. | 5 hours |
| Answer» B. 6.5 hours | |
| 2. |
The speed of a boat in still water 11 km/hr. It can go 12 km upstream and return downstream to the engine point in 2hr 45min. What is the speed of stream? |
| A. | 3 km/hr. |
| B. | 2 km/hr |
| C. | 5 km/hr |
| D. | 4 km/hr |
| Answer» D. 4 km/hr | |
| 3. |
In a river the distance between two points is 80 km. A boat which rows 13 km/h in still water goes downstream from the first point to the second and returns upstream to starting point in 13 hrs., then find the speed of current. |
| A. | 5 km / h |
| B. | 3 km / h |
| C. | 2 km / h |
| D. | None of these |
| Answer» C. 2 km / h | |
| 4. |
The ratio of speed of boat in still water to speed of stream is 8 : 1. It takes 4 hours by boat to cover 54 km in downstream & 42 km in upstream. Find the downstream speed of boat. |
| A. | 25 kmph |
| B. | 24 kmph |
| C. | 21 kmph |
| D. | 27 kmph |
| E. | 23 kmph |
| Answer» E. 23 kmph | |
| 5. |
A person swims a distance of 28 km. in the direction of stream in 5 hours and a distance of 13 km. in 5 hours against the stream. What is the velocity of the stream? |
| A. | 2.5 km./hr. |
| B. | 1.8 km./hr. |
| C. | 2 km./hr. |
| D. | 1.5 km./hr. |
| Answer» E. | |
| 6. |
A man can row 30 km upstream and 44 km downstream in 10 hours. Also, he can row 40 km upstream and 55 km downstream in 13 hours. The rate of the current is |
| A. | 3 km / h |
| B. | 3.5 km / h |
| C. | 4 km / h |
| D. | 4.5 km / h |
| Answer» B. 3.5 km / h | |
| 7. |
Two boats are traveling with speeds of 36 km/hr and 54 km/hr respectively towards each other. What is the distance (in meters) between the two boats one second before they collide? |
| A. | 10 |
| B. | 15 |
| C. | 25 |
| D. | 5 |
| Answer» D. 5 | |
| 8. |
A boat goes 30 km upstream and 44 km downstream in 10 hours. In 13 hours, it can go 40 km upstream and 55 km downstream. The speed of the boat in still water is. |
| A. | 8 km / h |
| B. | 3 km / h |
| C. | 4 km / h |
| D. | None of these |
| Answer» B. 3 km / h | |
| 9. |
A motorboat can travel at 10 km/hr. in still water it travelled 91 km downstream in a river and then returned taking at together 20 hours. Find the rate of flow of the river |
| A. | 5 km/hr |
| B. | 8 km/hr |
| C. | 3 km/hr |
| D. | 6 km/hr |
| Answer» D. 6 km/hr | |
| 10. |
A boat takes half time in moving a certain distance downstream than upstream. what is the ratio between the rate in still water and the rate of current? |
| A. | 2 : 1 |
| B. | 3 : 1 |
| C. | 1 : 2 |
| D. | 1 : 3 |
| Answer» C. 1 : 2 | |
| 11. |
Ratio of time taken by a sailor to cover some distance upstream and downstream is 4 : 1. If speed of stream is 4.5 km/hr. Then find out speed of boat? |
| A. | 8.5 km / hr |
| B. | 9.5 km / hr |
| C. | 7.5 km / hr |
| D. | 8 km / hr |
| Answer» D. 8 km / hr | |
| 12. |
A boat travels 24 km upstream in 6 hours and 20 km downstream in 4 hours. Then the speed of boat in still water and the speed of current are respectively. |
| A. | 4 kmph and 3 kmph |
| B. | 4.5 kmph and 0.5 kmph |
| C. | 4 kmph and 2 kmph |
| D. | 5 kmph and 2 kmph |
| Answer» C. 4 kmph and 2 kmph | |