"A person travels equal distances with speeds of 3 km/hr, 4 km/hr and 5 km/hr and takes a to a time
Channel: Doubtnut
Date: 2020-04-05

"A person travels equal distances with speeds of 3 km/hr, 4 km/hr and 5 km/hr and takes a to a time of 47 minutes. The total distance (in km) is`2`b. `3`c. `4`d. `5`"