What is the quotient of 9 times 0.5 divided by 20 0.75?
0.5的9倍除以20个0.75，商是多少？
<gadget id="calculator">0.5 * 9</gadget>
<output>4.5</output>

<gadget id="calculator">20 * 0.75</gadget>
<output>15</output>

<gadget id="calculator">4.5 / 15</gadget>
<output>0.3</output>

<result>0.3</result>