There are two stacks of the same paper. The first stack has 100 sheets and is 1.2 cm thick. The second stack is 7.2 cm thick, how many sheets are there?
有两摞同样的纸．第一摞有100张，厚1.2厘米．第二摞厚7.2厘米，大约有多少张？
<gadget id="calculator">7.2 / 1.2</gadget>
<output>6</output>

<gadget id="calculator">6 * 100</gadget>
<output>600</output>

<result>600</result>