When a number is divided by 7, the quotient is 5. What is the number when the remainder is the largest.
一个数除以7，商是5，当余数最大时这个数是多少．
<gadget id="calculator">7 * 5</gadget>
<output>35</output>

<gadget id="calculator">7 - 1</gadget>
<output>6</output>

<gadget id="calculator">35 + 6</gadget>
<output>41</output>

<result>41</result>