1/3 of girls , 1/2 of boys go to canteen .What factor and total number of classmates go to canteen.  Choose one
A) 1 / 5 B) 1 / 4 C) 1 / 3 D) 2 / 5 E) 2 / 3

Rationale: let total girls be 3 . . . and total boys be 2 . . . so total girls going to canteen = 1 boys going to canteen = 1 total no . of classmates = 5 ( only suppose . . . . . . to find out the factor of students going to canteen . . . ) factor of classmates going to canteen = 2 / 5 . answer : d
Answer: D