A cylindrical granary covers an area of 6 square meters and is 10 meters high. The height of the grain in the granary is 1.5 meters from the top. How many cubic meters of grain are contained in the granary?
一个圆柱形粮仓，占地面积6平方米，高10米，粮仓内装粮食的高度离顶1.5米．粮仓内装粮食多少立方米？
<gadget id="calculator">10 - 1.5</gadget>
<output>8.5</output>

<gadget id="calculator">6 * 8.5</gadget>
<output>51</output>

<result>51</result>