The (5/2) multiple of a number is 12 less than the (5/8) of 120. Find this number.
一个数的(5/2)倍比120的(5/8)少12，求这个数．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">120 * (5/8)</gadget>
<output>75</output>

<gadget id="calculator">75 - 12</gadget>
<output>63</output>

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">63 / (5/2)</gadget>
<output>126/5 = around 25.2</output>

<result>126/5 = around 25.2</result>