A fruit shop shipped 18 baskets of apples and 9 baskets of Sydney. Each basket of apples weighed 25 kilograms, and each basket of Sydney weighed 18 kilograms. How many kilograms of apples and Sydney were shipped in total?
某水果店运来18筐苹果和9筐雪梨，每筐苹果重25千克，每筐雪梨重18千克，运来苹果和雪梨共多少千克？
<gadget id="calculator">18 * 25</gadget>
<output>450</output>

<gadget id="calculator">9 * 18</gadget>
<output>162</output>

<gadget id="calculator">450 + 162</gadget>
<output>612</output>

<result>612</result>