The school donated books to Hope Primary School. Among them, 120 comic books were donated, the number of story books was twice that of comic books, and the number of technology books was three times that of story books. How many technology books were donated?
学校捐书给希望小学．其中连环画捐了120本，故事书的本数是连环画的2倍，科技书是故事书的3倍，科技书捐了多少本？
<gadget id="calculator">120 * 2 * 3</gadget>
<output>720</output>

<result>720</result>