There is a trapezoidal vegetable field with an upper base of 6.5 meters, a lower base of 10.5 meters and a height of 6.4 meters. Plant peppers on this land. Each pepper covers an area of 0.2 square meters. How many peppers can be planted in this land?
有一块梯形的菜地，上底6.5米，下底10.5米，高6.4米．在这块地上栽种辣椒．每棵辣椒占地0.2平方米．这块地共可栽辣椒多少棵？
<gadget id="calculator">6.5 + 10.5</gadget>
<output>17</output>

<gadget id="calculator">6.4 / 2 / 0.2</gadget>
<output>16</output>

<gadget id="calculator">17 * 16</gadget>
<output>272</output>

<result>272</result>