Zhaocun Orchard harvested 250 tons of apples last year, and this year it has increased by 40% compared to last year. How many tons of apples will it harvest this year?
赵村果园去年收苹果250吨，今年比去年增产四成，今年收苹果多少吨？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</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>