11). The distance between two cities A and B is 110 km. A motor cycle rider starts from A towards B at 7 a.m. with a speed of 20 Km/hr. Another rider starts from B towards A at 8 a.m. with a speed of 25 Km/hr. When will they cross each other?
| A). 9 a.m. |
| B). 10 a.m. |
| C). 11 a.m. |
| D). None of these |
|
12). A man can cover a certain distance in 42 minutes. He covers two thirds of it at 4 Km/hr and the remaining 5 Km/hr. The total distance is
| A). 3 km |
| B). 9 km |
| C). 1 km |
| D). 4.5 km |
|
13). A father and his son start at a point A with speeds of 12 Km/hr and 18 Km/hr respectively, and reach another point B. If his son starts 60 minutes after his father at A and reaches B 60 minutes before his father, what the distance between A and B?
| A). 90 km |
| B). 72 km |
| C). 36 km |
| D). None of these |
|
14). If the speed of \( \Large 3\frac{1}{3}\) m/s is converted to km/h then it would be
| A). 8 Km/hr |
| B). 9 Km/hr |
| C). 10 Km/hr |
| D). 12 Km/hr |
|
15). A person riding a bike crossing a bridge with a speed of 54 Km/hr. What is the length of the bridge, if he takes 4 min to cross the bridge?
| A). 3600 m |
| B). 2800 m |
| C). 3500 m |
| D). 4500 m |
|
16). Ram and Shyam are moving in the directions opposite to each other. The speed of both persons is 10 Km/hr and 6 Km/hr, respectively. Find the speed of Ram with respect of Shyam
| A). 6 Km/hr |
| B). 16 Km/hr |
| C). 4 Km/hr |
| D). 8 Km/hr |
|
17). Two trains A and B travel from points X to Y and the ratio of the speeds of A to that of B is 2 : 7. Find the ratio of time taken by A and B to reach from X to Y
| A). 2 : 5 |
| B). 3 : 5 |
| C). 3 : 8 |
| D). 7 : 2 |
|
18). Aashutosh can cover a certain distance in 84 min by covering 2 / 3 rd of distance at 4 Km/hr and the test at 5 Km/hr. Find the total distance
| A). 6 km |
| B). 8 km |
| C). 9 km |
| D). 15 km |
|
19). A certain distance covered at a certain speed. If half of the distance is covered in double time, the ratio of the two speeds is
| A). 4 : 1 |
| B). 1 : 4 |
| C). 1 : 2 |
| D). 2 : 1 |
|
20). A bullock cart has to cover a distance of 80km in 10 hr. If it covers half of the journey in \( \Large \frac{3}{5}th\) time, what should be its speed to cover the remaining distance in the left time?
| A). 5 Km/hr |
| B). 10 Km/hr |
| C). 15 Km/hr |
| D). 18 Km/hr |
|
