Comprehension Passage
Direction∶ The line graph below shows the percentage of distance traveled by 6 different cars A, B, C, D, E, and F. The table shows the speeds of these cars. Read the following information carefully and answer the following questions.
|
Car |
Speed (In km/hr) |
|
A |
30 |
|
B |
- |
|
C |
35 |
|
D |
- |
|
E |
40 |
|
F |
- |
If the difference between the distance travelled by car D and B is 20 km, while the difference between the time taken by car D and B to reach their destination is 5 hours and the speed of car B is twice the speed of car D, find the speed of car B?
1
10 km/hr
2
30 km/hr
3
15 km/hr
4
20 km/hr
5
40 km/hr