A motorcyclist goes from Bombay to Pune, a distance of 128 kms at an average of 32 kmph speed. Another man starts from Bombay by car 2 ½ hours after the first, and reaches Pune ½ hour earlier. What is the ratio of the speed of the motorcycle and the car?
Choose the correct choice from the following answers.
A) 1:3  B) 1:5  C) 1:4  D) 1:1  E) 1:8
T = 128/32= 
<gadget id="calculator">128/32</gadget>
<output>4</output>
4 h   T= 4 - 3= 
<gadget id="calculator">4 - 3</gadget>
<output>1</output>
1   Time Ratio= 4:1 = 4:1   Speed Ratio = 1:4   Answer: 1:4
<result>C</result>
A motorcyclist goes from Bombay to Pune, a distance of 128 kms at an average of 32 kmph speed. Another man starts from Bombay by car 2 ½ hours after the first, and reaches Pune ½ hour earlier. What is the ratio of the speed of the motorcycle and the car?