Sun Mountain Village has a total of 120 hectares of orchards. Apples, pears and grapes are planted according to the ratio of 5:2:1. How many hectares are planted with apple trees?
太阳山村共有120公顷果园，按5：2：1种植苹果、梨和葡萄，种植苹果树有多少公顷？
<gadget id="calculator">5 + 2 + 1</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">120 * (5/8)</gadget>
<output>75</output>

<result>75</result>