Question

a car coverts a distance of 816 kilometers per hour crossess a bridge in 15 minuts .what is the length of the bridge?​

Answer 1

Answer:

204 Km

Explanation:

The speed of the car is 816 Km/hr , which is equal to :

(816*1000)/3600 = 226.67 m/s

now, the car crosses the bridge in 15 minutes = 15*60 s = 900 s

so the length of the bridge is :

227.67*900 m =204000m = 204 Km