cuboid wooden block, 1.5m high, is cut into two cuboids parallel to the bottom surface, and the surface area increases by 100cm**2. What is the volume of the original cuboid wood in cm**3.
一个长方体木块，高1.5m，平行于底面截成两个长方体后，表面积比原来增加了100cm**2．原长方体木料的体积是多少cm**3．
<gadget id="calculator">100 / 2</gadget>
<output>50</output>

<gadget id="calculator">1.5 * 100</gadget>
<output>150</output>

<gadget id="calculator">50 * 150</gadget>
<output>7_500</output>

<result>7_500</result>