Question No : 1

Boat Q travels a downstream distance of 176 km and upstream distance of 60 km on Monday. Boat S travels a downstream distance of 180 km and upstream distance of 50 km on Tuesday. Find the respective ratio of the time taken by boat Q to complete its journey on Monday and time taken by boat S to complete its journey on Tuesday.

(1) 2 : 1

(2) 1 : 1

(3) 3 : 2

(4) 3 : 1

(5) None of these

Question No : 2

Boat P covers 96 km downstream on Sunday, 70 km upstream on Wednesday and 135 km downstream on Thursday. Find the sum of the time taken by boat to cover respective distances on Sunday, Wednesday and Thursday

(1) 24 hours

(2) 18 hours

(3) 22 hours

(4) 20 hours

(5) None of these

Question No : 3

Find the time taken by boat V to travel 128 km downstream on Saturday and 84 km upstream on Friday.

Statement I: Speed of boat V in still water is 20% more than the speed of boat R in still water.

Statement II: Speed of boat S in still water is 3 km/h more than the speed of boat V in still water.

(1) If the data in statement I alone are sufficient

(2) If the data in statement II alone are sufficient

(3) If the data either in statement I alone or statement II alone are sufficient to answer

(4) If the data given in both I and II together are not sufficient

(5) If the data in both the statements I and II together are necessary to answer