A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is:	Choose the correct choice from the following answers:  A) 4.14 kmph  B) 5.10 kmph  C) 4.50 kmph  D) 4.4 kmph  E) 5.00 kmph
4.14 kmph speed = (5*5/18) = 25/18   time taken by 4.14 kmph to cover 100 m = (100*18/25)= 
<gadget id="calculator">(100*18/25)</gadget>
<output>72</output>
72   time taken by B to cover 92 m= (72+8)= 
<gadget id="calculator">(72+8)</gadget>
<output>80</output>
80 sec   B's speed= (92/80 * 18/5)= 
<gadget id="calculator">(92/80 * 18/5)</gadget>
<output>207/50 = around 4.14</output>
4.14   4.14 kmphNSWER 4.14 kmph
<result>A</result>
A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is: