One rope is 7.4 meters long and the other rope is 0.5 meters longer than it. How many meters are the two ropes in total?
一根绳子长7.4米，另一根绳子比它长0.5米．两根绳子一共有多少米？
<gadget id="calculator">7.4 + 0.5 + 7.4</gadget>
<output>15.3</output>

<result>15.3</result>