Question

Joke is faster than paul joke and paul walk 24 km sum of speed is 7km per hr sum of times is 14 hrs. joke speed is

Answer 1

Solution is:speed =dist/time.


let the speed of joke x then speed of paul will be 7-x


(24/x)+(24/7-x)=14;


x^2-7x+12=0


x=3,x=4;


so joke is fater then paul so answer will be 4km/hr