The fruit shop shipped 250 boxes of apples, 10 boxes more than three times the number of banana boxes. How many boxes of bananas were shipped?
水果店运来苹果250箱，比香蕉箱数的3倍多10箱，运来香蕉多少箱？
<gadget id="calculator">250 - 10</gadget>
<output>240</output>

<gadget id="calculator">240 / 3</gadget>
<output>80</output>

<result>80</result>