There are 245 students in 5 classes in the fourth grade of Yucai Primary School. Each class is led by the head teacher to go on an autumn trip to the Sun Yat-sen Mausoleum. Each car is limited to 50 people. How many cars do you need in total?
育才小学四年级5个班共有学生245人，各班由班主任带领去中山陵秋游．每车限乘50人．请问共需要几辆车？
<gadget id="calculator">245 + 5</gadget>
<output>250</output>

<gadget id="calculator">250 / 50</gadget>
<output>5</output>

<result>5</result>