What is the result of dividing the quotient of 4.2 and 0.5 by a number 4.9 smaller than 34.3?
4.2与0.5的商除比34.3小4.9的数，结果是多少？
<gadget id="calculator">34.3 - 4.9</gadget>
<output>29.4</output>

<gadget id="calculator">4.2 / 0.5</gadget>
<output>8.4</output>

<gadget id="calculator">29.4 / 8.4</gadget>
<output>3.5</output>

<result>3.5</result>