Aswathy covers a certain distance at a speed of 30 km/h in 15 mins. What will be her speed if he wanted to reach the same place at 9 mins ?A18 km/hrB45 km/hrC50 km/hrD42 km/hrAnswer: C. 50 km/hr Read Explanation: Since the distance is equal 30 × 15 = X × 9 X = 30 × 15/9 = 50Read more in App