Question: the ratio of number of boys and girls in a school is 3 : 5 . if there are 320 students in the school , find the number of girls in the school ?
A) 150
B) 250
C) 300
D) 200
E) 280
Correct answer: D
Grade: 6 | Topic: Ratios and proportions | Difficulty: Medium | Standard: 6.RP.A.2