On Children’s Day, the school bought 150 kilograms more apples than oranges. It is known that oranges account for 40% of the weight of apples. How many kilograms of oranges and apples did the school buy together?
六一儿童节学校买回的苹果比桔子多150千克，已知桔子占苹果重量的40%，学校买回桔子和苹果共多少千克？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">150 / (3/5)</gadget>
<output>250</output>

<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>

<gadget id="calculator">250 * (7/5)</gadget>
<output>350</output>

<result>350</result>