cuboid steel ingot is 6 decimeters long and its cross-section is a square with side length 5 centimeters. If each cubic centimeter of steel weighs 7.8 grams, how many kilograms does this ingot weigh?
一个长方体钢锭长6分米，横截面是边长5厘米的正方形．如果每立方厘米的钢重7.8克，这个钢锭重多少千克？
<gadget id="calculator">7.8 / 1_000</gadget>
<output>0.0078</output>

<gadget id="calculator">5 * 5 * 6 * 10 * 0.0078</gadget>
<output>11.7</output>

<result>11.7</result>