If a cube is joined to a perfectly equal cube, the surface area is increased by 60 square centimeters, what is the surface area of the resulting cuboid?
一个正方体接上一个完全相等正方体后，表面积比原来增加了60平方厘米，那么拼成的长方体的表面积是多少平方分米．
<gadget id="calculator">60 / 4</gadget>
<output>15</output>

<gadget id="calculator">15 * 10</gadget>
<output>150</output>

<result>150</result>