Little Bear transported bricks, 3 trucks transported 180 bricks, a total of 15 trucks were transported. How many bricks did Bear transport in total?
小熊运砖，3车运了180块砖，一共运了15车．小熊一共运了多少块砖？
<gadget id="calculator">180 / 3</gadget>
<output>60</output>

<gadget id="calculator">60 * 15</gadget>
<output>900</output>

<result>900</result>