The kindergarten distributes a basket of apples to the children. If there are 5 children in the big class, there will be 10 remaining; if the children in the small class are 8 apples, there will be 2 missing. It is known that the big class has 3 more children than the small class, how many apples are there in this basket? (2009 Summer Camp Relay)
幼儿园将一筐苹果分给小朋友，如果大班的小朋友每人5个则余10个；如果分给小班的小朋友每人8个则缺2个．已知大班比小班多3个小朋友，这一筐苹果有多少个？(2009年夏令营接力赛)
<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">10 + 15</gadget>
<output>25</output>

<gadget id="calculator">25 + 2</gadget>
<output>27</output>

<gadget id="calculator">8 - 5</gadget>
<output>3</output>

<gadget id="calculator">27 / 3</gadget>
<output>9</output>

<gadget id="calculator">9 * 8</gadget>
<output>72</output>

<gadget id="calculator">72 - 2</gadget>
<output>70</output>

<result>70</result>