Each step of Qiangqiang is about 6 decimeters long. He walks around the basketball court with a total of 150 steps. How many meters is the circumference of the basketball court?
强强每步长约6分米，他绕着篮球场走一圈共150步，篮球场的周长大约是多少米？
<gadget id="calculator">6 * 150</gadget>
<output>900</output>

<gadget id="calculator">900 / 10</gadget>
<output>90</output>

<result>90</result>