The speed of a car is 145 km in the first hour and 60 km in the second hour. What is the average speed of the car?
Answers
A) 89 kmph	B) 92 kmph	C) 75 kmph	D) 102.5 kmph	E) 77 kmph
S = (145 + 60)/2= 
<gadget id="calculator">(145 + 60)/2</gadget>
<output>205/2 = around 102.5</output>
102.5 kmph   102.5 kmph
<result>D</result>
The speed of a car is 145 km in the first hour and 60 km in the second hour. What is the average speed of the car?