A cylindrical container is 10 decimeters high, has a bottom area of 16 decimeters square, and holds water 6 decimeters high. Now put an iron block with a volume of 24 cubic decimeters (completely submerged), what is the height of the water surface at this time?
一个圆柱体容器，高10分米，底面积16平方分米，装的水高6分米．现放入一个体积是24立方分米的铁块(完全浸没)，这时水面的高度是多少？
<gadget id="calculator">24 / 16</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/2) + 6</gadget>
<output>15/2 = around 7.5</output>

<result>15/2 = around 7.5</result>