There are a bunch of small screws of the same specification. It is not easy to count them. We weigh them and their mass is 1.53 kg. Count 100 of them. The mass of these 100 small screws is 0.03 kg. How many small screws are there in total?
有一堆同样规格的小螺丝钉，不容易数出它们的个数，称得它们的质量是1.53千克，数出100个，这100个小螺丝钉的质量是0.03千克．这堆小螺丝钉一共有多少个？
<gadget id="calculator">0.03 / 100</gadget>
<output>0.0003</output>

<gadget id="calculator">1.53 / 0.0003</gadget>
<output>5_100</output>

<result>5_100</result>