A conical ingot has a base area of 42 cm2 and a height of 8 cm. Steel weighs 7.8 grams per cubic centimeter, how many grams does this steel ingot weigh?
一个圆锥形的钢锭，底面积是42平方厘米，高是8厘米．每立方厘米钢重7.8克，这个钢锭重多少克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 42 * 8 * 7.8</gadget>
<output>873.6</output>

<result>873.6</result>