Ram travels a certain distance from his room at a constant speed. If his speed was 6km faster than he would take 18 hours

Ram travels a certain distance from his room at a constant speed. If his speed was 6km faster than he would take 18 hours less than the scheduled time. If he was 4km/hr. slow, he would take 14 hours more than the scheduled time. Find the distance covered by Ram?

(a) 13530km

(b) 13440km

(c) 13370km

(d) 13336km

Sol: