The ratio of pears to apples is 3:5, there are 18 baskets of pears, how many baskets are there of apples?
梨与苹果数的比是3：5，梨有18筐，苹果有多少筐？
<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">18 * (5/3)</gadget>
<output>30</output>

<result>30</result>