If a personis driving a car at a speed of 30 m/s, then in how much time person will cover a distance of 1620 km?
Speed of car = 30 m/s = $$30\times\frac{18}{5}=108$$ km/hr
=> Time taken = $$\frac{1620}{108}=15$$ hours
=> Ans - (B)
Create a FREE account and get: