Question: in a college the ratio of the numbers of boys to the girls is 5 : 7 . if there are 140 girls , the total number of students in the college is ?
A) 200
B) 240
C) 160
D) 250
E) 310
Correct answer: B
Grade: 6 | Topic: Ratios and proportions | Difficulty: Easy | Standard: 6.RP.A.3