There are some fruits, which are more than 10 and less than 20. Distribute these fruits to 5 children on average, and the distribution is just finished. How many of these fruits are there?
有一些果子，比10个多，比20个少，把这些果子平均分给5个小朋友，正好分完．这些果子有多少个？
<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<result>15</result>