Question

there is a race between a b and c . a is 30 meter distance to b. and b is 20meters distance to c . and in between a and c the distance is 48 meters. what is distance of round let distance be d. then the answer is

Answer 1

distance b/w a to b=30m
distance b/w b to c = 20 m
distance b/w c to a = 48 m 
d=ab+bc +ac 
d= 30+20+48
d=98 m 
and the displacement is 48 m