There are 5 monkeys in the park, and the number of rabbits is 2 times more than monkeys, how many rabbits are there?
公园里有猴5只，兔子的个数比猴的3倍还多2只，求小兔的个数？
<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">15 + 2</gadget>
<output>17</output>

<result>17</result>