The weight ratio of oranges, peaches, and apples in the fruit shop is 2:5:4. If oranges weigh 320 kilograms, how many kilograms are there in total for peaches and apples?
水果店里橘子、桃子、苹果的重量比为2：5：4，如果橘子有320千克，那么桃子和苹果一共多少千克？
<gadget id="calculator">320 / 2</gadget>
<output>160</output>

<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">160 * 9</gadget>
<output>1_440</output>

<result>1_440</result>