The distance between town A and town B is 138 kilometers. Zhang and Wang set off from the two towns at the same time on bicycles and head towards each other. Zhang rode 13 kilometers per hour, and Wang rode 12 kilometers per hour. Wang was delayed for 1 hour due to car repairs on the way, and then continued on. How many hours did it take for the two to meet each other?
甲镇与乙镇相距138千米，张、王二人骑自行车分别从两镇同时出发，相向而行．张每小时骑行13千米，王每小时骑行12千米，王在途中因修车耽误1小时，然后继续行进．两人从出发到相遇经过几小时？
<gadget id="calculator">138 - 13</gadget>
<output>125</output>

<gadget id="calculator">13 + 12</gadget>
<output>25</output>

<gadget id="calculator">125 / 25</gadget>
<output>5</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<result>6</result>