When a number is divided by 7, the quotient and remainder are both 5. What is the number?
一个数除以7，商和余数都是5，这个数是多少．
<gadget id="calculator">5 * 7</gadget>
<output>35</output>

<gadget id="calculator">35 + 5</gadget>
<output>40</output>

<result>40</result>