There are 24 poplars, and the number of willows is 4 times that of poplars. How many willows are there?
杨树有24棵，柳树的棵数是杨树的4倍，柳树有多少棵．
<gadget id="calculator">24 * 4</gadget>
<output>96</output>

<result>96</result>