If a number is divided by 10, 12, and 15, the remainder is 5. What is the smallest number?
一个数分别除以10，12和15，余数都是5，这个数最小是多少．
<gadget id="calculator">2 * 2 * 3 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 + 5</gadget>
<output>65</output>

<result>65</result>