The number A is 5 times the number B, the number B is 6 times the number C, and how many times the number A is C.
甲数是乙数的5倍，乙数是丙数的6倍，甲数是丙数的多少倍．
<gadget id="calculator">5 / 1</gadget>
<output>5</output>

<gadget id="calculator">6 * 5</gadget>
<output>30</output>

<result>30</result>