cylindrical glass is filled with water, and the water surface is 15 cm high. Measured from the inside, the bottom area of the glass is 50 square centimeters. Put a cuboid iron block with a bottom area of 10 square centimeters and a height of 17 cm vertically into the glass. How tall is it in centimeters? (water not overflowing)
一个圆柱形玻璃杯内装着水，水面高15厘米，从里面量，玻璃杯的底面积是50平方厘米，将一个底面积为10平方厘米，高17厘米的长方体铁块垂直放入杯中，这时高多少厘米？(水未溢出)
<gadget id="calculator">17 / 50</gadget>
<output>17/50 = around 0.34</output>

<gadget id="calculator">10 * (17/50)</gadget>
<output>17/5 = around 3.4</output>

<gadget id="calculator">(17/5) + 15</gadget>
<output>92/5 = around 18.4</output>

<result>92/5 = around 18.4</result>