Question

141. A man walks from his hostel room to his
lecture hall daily which is as per his schedule.
If he walks at 8 km/hr, he is late for the lecture
by 12 minutes. However, if he walks at 9km/hr
then he reaches 6 minutes early for the lecture.
The distance between his hostel room and the
lecture hall is
(1) 15.4 km (2) 21.6 km
(3) 18.9 km (4) 22.1 km​

Answer 1

Step-by-step explanation:

i think 4 . is crt ans...