Sayed covers 20 miles in 40 minutes. What is his speed in km/hr?

Question: Sayed covers 20 miles in 40 minutes. What is his speed in km/hr?Solution:We know that,1 mile = 1.61km20 miles = (20 × 1.61)km= 32.2 kmtime = 40 minutes = 40/60 = 2/3 hourspeed = 32.2/(2/3) km/hr= 48.3 km/hr