Question

The ratio of the students to lecturers in a college is
30 : 1. If three more lecturers are appointed, the number
of lecturers to students become 1:25. Find the number
of students in the college.

please help me

I will mark you as brainist​

Answer 1

Answer:

No of students = 450

Step-by-step explanation:

Let no of students be 30x and lecturers be x.

So,

$\frac{30x}{x + 3} = \frac{25}{1}$

$30x = 25x + 75$

$5x = 75$

$x = 15$

So, No of students = 30x = 30 x 15 = 450