A man walks at a speed of 4 km/hr and runs at a speed of 8 km/hr. How much time will the man require to cover a distance of 24 km if he completes half of his journey walking and half running?
A
5 hrs
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
2.2 hrs
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
9 hrs
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
4.5 hrs
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct option is D4.5 hrs Required time =124 hrs. +128 hrs.=3 hrs. +1.5 hrs. =4.5 hrs.