The ratio of the circumferences of two circles is 3:2, and the difference in their areas is 10 cm**2, so what is the sum of their areas in cm**2.
两个圆的周长之比是3：2，它们的面积差是10cm**2那么它们的面积之和是多少cm**2．
<gadget id="calculator">9 - 4</gadget>
<output>5</output>

<gadget id="calculator">10 / 5</gadget>
<output>2</output>

<gadget id="calculator">2 * 9</gadget>
<output>18</output>

<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">18 + 8</gadget>
<output>26</output>

<result>26</result>