A conical granary has a circumference of 28.26 meters measured from the inside and contains 4 meters of wheat. If the weight of wheat per cubic meter is 0.7 tons, how many tons of wheat does this granary hold?
一个圆椎形粮仓，从里面量底面周长是28.26米，装有高是4米的小麦，如果每立方米小麦重0.7吨，那么这个粮仓装有多少吨小麦？
<gadget id="calculator">3.14 * 6.75 * 0.7</gadget>
<output>14.8365</output>

<result>14.8365</result>