The school teacher plans to rent a bus for an outing, but because of school affairs, 10 people cannot go on the outing, so the fare for each person will be 4 yuan more; later, 2 people cannot participate because of family affairs, so each person will pay more than before. 5 yuan. How much does it cost to rent this car?
学校教师计划租一辆客车郊游，因学校有事，有10人不能郊游，因此，每人车费要多出4元；后来又有2人因家中有事不能参加，这样每人就比原来多出5元．这辆车的租车费是多少？
<gadget id="calculator">10 * 20</gadget>
<output>200</output>

<gadget id="calculator">200 + 40</gadget>
<output>240</output>

<gadget id="calculator">240 / 4</gadget>
<output>60</output>

<gadget id="calculator">20 * 60</gadget>
<output>1_200</output>

<result>1_200</result>