The bicycle factory plans to produce 3,750 bicycles in 15 days, but the actual number of bicycles produced per day is 1.2 times the plan. How many days did it actually take to produce the bikes?
自行车厂计划15天生产3750辆自行车，实际每天生产的辆数是计划的1.2倍．生产这批自行车实际用了多少天？
<gadget id="calculator">3_750 / 15</gadget>
<output>250</output>

<gadget id="calculator">250 * 1.2</gadget>
<output>300</output>

<gadget id="calculator">3_750 / 300</gadget>
<output>25/2 = around 12.5</output>

<result>25/2 = around 12.5</result>