当时没思路,感觉和magoosh一道题相似,但是答案不太对,求讲解。
of the total number of students enrolled at University X in the fall of 2008, 3/8were sopnomores and 1/50were biology majors. Which of the following could be the total number of students enrolled at University X in the fall of 2008?
a.7000
b.7040
c.7050
d.7100
e.7125
f.7200