प्रत्येक राउंड में 10 नये प्रश्न प्रश्न : ( 6 of 10 ) At a certain speed a cyclist covers a distance of 42 km in 3 hours. How much distance will it cover in 4 hour? (A) 56 km (B) 84 km (C) 44.8 km (D) 70 km