A piece of red cloth with a length of 90 decimeters and a width of 24 decimeters can be used to make a rectangular red flag with a length of 6 decimeters and a width of 5 decimeters. How many can be made at most?
一块长90分米，宽24分米的红布，做长6分米，宽5分米的长方形红旗，最多可以做多少个？
<gadget id="calculator">90 / 5</gadget>
<output>18</output>

<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<gadget id="calculator">18 * 4</gadget>
<output>72</output>

<result>72</result>