car transports yellow sand 10 times in the morning and 10 times in the afternoon. Each time it transports 4.6 tons in the morning and 6.8 tons in the afternoon. How many tons of yellow sand does this vehicle transport on average?
一辆汽车运送黄沙，上、下午各运10次，上午每次运4.6吨，下午每次运6.8吨，这辆车平均每次运黄沙多少吨？
<gadget id="calculator">4.6 * 10</gadget>
<output>46</output>

<gadget id="calculator">6.8 * 10</gadget>
<output>68</output>

<gadget id="calculator">46 + 68</gadget>
<output>114</output>

<gadget id="calculator">10 + 10</gadget>
<output>20</output>

<gadget id="calculator">114 / 20</gadget>
<output>57/10 = around 5.7</output>

<result>57/10 = around 5.7</result>