Question

A car moves with a speed of 40 km/h for 15 minuts and then with A speed of 60 km/h for the next 15 minutes the total distance coverd by the car is

Answer 1

S1=40km/h. T1=15 minutes. S2=60km/hr T2= 15mintues.

S1=D1/T1 D1=S×T1 D1=40×15=600M.
S2=D2/T1. D2=S2×T2. D2=60×15=900M.
Total distance= D1+D2=900+600=1500M. ans.