320 students are to embark on an excursion. What is the smallest possible number of vans that are needed to transport all 320 students, if a van can carry 18 students only?  Choose the most appropriate option
A) 18
B) 17
C) 14
D) 12
E) 13
To find the number of vans, we divide 320 by 22.   320/18 = 17 and remainder = 14   So 17 vans are needed to transport 320 students, and 1 van is needed to transport the 14 remaining students . A total of 18 vans are needed.   correct answer 18
<result>A</result>
320 students are to embark on an excursion. What is the smallest possible number of vans that are needed to transport all 320 students, if a van can carry 18 students only?