When a number is divided by 8, the quotient and remainder are both 5. What is this number?
一个数除以8，商和余数都是5，这个数是多少
<gadget id="calculator">5 * 8</gadget>
<output>40</output>

<gadget id="calculator">40 + 5</gadget>
<output>45</output>

<result>45</result>