A can run 4 times as fast as B and gives B a start of 66 m. How long should the race course be so that A and B might reach in the same time? Choose the correct choice from the following choices:
A) 88 m	B) 60 m	C) 80 m	D) 65 m	E) 75 m
Speed of A:Speed of B=4:1   means in a race of 4m A gains 3m.   then in a race of 66m he gains 66*(4/3)   I.e 88m   88 mNSWER:88 m
<result>A</result>
A can run 4 times as fast as B and gives B a start of 66 m. How long should the race course be so that A and B might reach in the same time?