There are 180 people in the martial arts team of the school, and the track and field team has three times as many people as the basketball team. The basketball team has 8 boys and 7 girls. How many times the number of people in the martial arts group is that in the track and field group?
学校武术组有180人，田径组人数是篮球组的3倍，篮球组有男生8人，女生7人．武术组人数是田径组的多少倍？
<gadget id="calculator">7 + 8</gadget>
<output>15</output>

<gadget id="calculator">15 * 3</gadget>
<output>45</output>

<gadget id="calculator">180 / 45</gadget>
<output>4</output>

<result>4</result>