The fruit shop shipped 35 boxes each of apples and bananas. Each box of apples weighs 18 kilograms, and each box of bananas weighs 13 kilograms. How many kilograms of apples are shipped?
水果店运来苹果和香蕉各35箱．苹果每箱18千克，香蕉每箱13千克，运来的苹果多少千克？
<gadget id="calculator">18 * 35</gadget>
<output>630</output>

<result>630</result>