Question

If a person travels at the speed of 30 km/h,
then he reaches his destination 10 minutes
late, while travelling at a speed of 42 km/h,
he reaches his destination 10 minutes before.
The distance travelled by the person is:
(A) 36 km
(B) 35 km
(C) 40 km
(D) 42 km​

Answer 1

40 km is the distance travelled by the person