60% of a number is 7.5 more than 4.8. Find this number.
一个数的60%比4.8多7.5．求这个数．
<gadget id="calculator">4.8 + 7.5</gadget>
<output>12.3</output>

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">12.3 / (3/5)</gadget>
<output>20.5</output>

<result>20.5</result>