- A) 1 : 20
- B) 1 : 21
- C) 1 : 24
- D) 1 : 23

**Correct Answer:** **A) 1 : 20**

### Related Question:

- » The present ratio of students to teachers at a certain school is 30 to 1. If the number of students were to increase by 50 and that of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1. What is the present number of teachers?

A) 10 B) 8 C) 15 D) 12 Correct Answer: C) 15... - » The present ratio of students to teachers at a certain school is 30 to 1. If the student enrollment were to increase by 50 students and the number of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1. What is the present number of teachers?

A) 10 B) 8 C) 15 D) 12 Correct Answer: C) 15... - » The present ratio of students to teachers at a certain school is 30 to 1. If the student enrollment were to increase by 50 students and the number of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1. What is the present number of teachers ?

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A) 10 B) 15 C) 8 D) 12 Correct Answer: B) 15... - » Two different schools, A and B, have the same number of students. The ratio of the boys in school A and the boys in school B is 2:1 and the ratio of the girls in school A and the girls in school B is 4:5. What is the ratio of the boys in school A to the girls in school A?

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