A cuboid bunker is 8 meters long, 4.2 meters wide, and 0.6 meters deep. Each cubic meter of sand weighs 1.75 tons. How many tons of sand are needed to fill the bunker?
一个长方体沙坑长8米，宽4.2米，深0.6米，每立方米沙土重1.75吨，填平这个沙坑共要沙土多少吨．
<gadget id="calculator">8 * 4.2 * 0.6 * 1.75</gadget>
<output>35.28</output>

<result>35.28</result>