Comprehension Passage
Directions: Answer the question based on the information given below:
The given table shows the speed of the boat (in km/h) in still water, the speed (in km/h) of the stream, and the downstream speed of the boat (in km/h) in four different rivers (A, B, C, and D). Some values are missing in the table you have to find the missing values and answer the given question accordingly.
|
Rivers |
Speed of Boat in still water (in km/h) |
Speed of Stream (in km/h) |
Downstream speed of the boat (in km/h) |
|
A |
x |
4 |
(y + 6) |
|
B |
(x + 8) |
y |
26 |
|
C |
(x + 4) |
y |
22 |
|
D |
(x + 2) |
2 |
14 |
Note: Consider all values in positive integers.
If due to rainfall the speed of stream on a given day become 150% in all the rivers, then what is the ratio of the total distance travelled by boats in river A and D upstream for 12hrs respectively and the total distance travelled by boats in river B and C upstream for 15hrs respectively?
1
13: 5
2
13: 4
3
13: 9
4
13: 10
5
None of these