Two people A and B walk towards each other from A and B at the same time. The speed ratio of A and B is 4:5. How many times longer did B travel than A when they met?
甲、乙二人同时由A、B两地相向而行．甲、乙两人的速度比是4：5．相遇时乙行的路程是甲的几倍？
<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<result>5/4 = around 1.25</result>