A car was driving at 80 Km/h for 40 minutes, and then at 60 Km/h for another 40 minutes. What was its average speed?
Answers
A) 113.33. B) 103.33 C) 93.33 D) 83.33 E) 73.33
driving at 80 Km/h for 40 minutes ,distance covered = 80*2/3=53.33 km   driving at 90 km/h for 40 minutes ,distance covered = 90*2/3= 
<gadget id="calculator">90*2/3</gadget>
<output>60</output>
60 km   average speed= total distance/total time = 113.33/1= 
<gadget id="calculator">113.33/1</gadget>
<output>113.33</output>
113.33 km/h   113.33.nswer: 113.33 km/h
<result>A</result>
A car was driving at 80 Km/h for 40 minutes, and then at 60 Km/h for another 40 minutes. What was its average speed?