a man rows his boat 85 km downstream and 45 km upstream, taking 2 1/2 hours ea

Question

a man rows his boat 85 km downstream and 45 km upstream, taking 2 1/2 hours each time. find the speed of the stream?

Options:

A . 5 kmph

B . 6 kmph

C . 7 kmph

D . 8 kmph

Answer: Option D
Explanation :

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. a motorboat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minu....30 minutes. the speed of the stream (in km/hr) is:

Question 2. a man rows to a place 48 km distant and come back in 14 hours. he finds that he can row 4 km with the stream in the sa....km against the stream. the rate of the stream is:

Question 3. a boat covers a certain distance downstream in 1 hour, while it comes back in 11⁄2 hours. if the speed of the stream....what is the speed of the boat in still water?

Question 4. a man rows to a place 48 km distant and come back in 14 hours. he finds that he can row 4 km with the stream in the sa....km against the stream. the rate of the stream is:

Question 5. a boat covers a certain distance downstream in 1 hour, while it comes back in 11⁄2 hours. if the speed of the stream....what is the speed of the boat in still water?

Question 6. a person can row at 9 kmph and still water. he takes 4 1/2 hours to row from a to b and back. what is the distance bet....b if the speed of the stream is 1 kmph?

Question 7. a man can row downstream at 18 kmph and upstream at 10 kmph. find the speed of the man in still water and the speed of....man in still water and the speed of stream respectively?

Question 8. the time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. i....water is 42 kmph, find the speed of the stream?

Question 9. a man can row a boat at 20 kmph in still water. if the speed of the stream is 6 kmph, what is the time taken to row a ....time taken to row a distance of 60 km downstream?

Question 10. a person can row at 9 kmph and still water. he takes 4 1/2 hours to row from a to b and back. what is the distance bet....b if the speed of the stream is 1 kmph?

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0