PP-T1-32

[amyliang]

32.4438-!-item-!-187;#058&003962
At a certain university, the ratio of the number of teaching assistants to the number of students in any course must always be greater than 3:80. At this university, what is the maximum number of students possible in a course that has 5 teaching assistants?

(A) 130
(B) 131
(C) 132
(D) 133
(E) 134

Ans:D
我是用手一筆一筆算出來的 想知道有沒有人有更快的算法 謝謝

[sunnyblue13s]

T/S<3/80
S<133.****
S=133

[amyliang]

...歹謝 問這麼解單的題目..謝謝