In a subtraction formula, the subtrahend is 40, the ratio of the minuend to the difference is 5:3, what is the minuend.
在一道减法算式里，减数是40，被减数与差的比是5：3，被减数是多少．
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">40 / 2</gadget>
<output>20</output>

<gadget id="calculator">20 * 5</gadget>
<output>100</output>

<result>100</result>