Cars A and B are traveling toward each other from cities A and B at the same time. They meet each other in 10 hours. The speed ratio of the two cars is 3:2. When car A arrives at city A, how many hours will it take for car B to reach city B?
甲乙两车同时从A、B两城相向而行，10小时相遇，两车速度的比是3：2，当甲车到达A城时，乙车还要多少小时才能到达B城？
<gadget id="calculator">10 * 2</gadget>
<output>20</output>

<gadget id="calculator">20 / 3</gadget>
<output>20/3 = around 6.666667</output>

<gadget id="calculator">(20/3) * 2</gadget>
<output>40/3 = around 13.333333</output>

<gadget id="calculator">30 - (40/3)</gadget>
<output>50/3 = around 16.666667</output>

<gadget id="calculator">(50/3) / 2</gadget>
<output>25/3 = around 8.333333</output>

<result>25/3 = around 8.333333</result>