There are 248 students in the sixth grade, and Xinghua Primary School needs 8 cars. Xinghua Primary School has a total of 930 students. If all of them rent such a car, how many cars will they need?
星华小学去秋游，六年级共有248名学生，需要8辆车．星华小学共有学生930人，如果都租这样的车，需要多少辆车．
<gadget id="calculator">248 / 8</gadget>
<output>31</output>

<gadget id="calculator">930 / 31</gadget>
<output>30</output>

<result>30</result>