There are 7 black rabbits, and the number of white rabbits is 5 times that of black rabbits. How many white rabbits are there?
黑兔有7只，白兔只数是黑兔的5倍，白兔有多少只．
<gadget id="calculator">7 * 5</gadget>
<output>35</output>

<result>35</result>