Question

the teacher-student ratio in class 6 of three different schools is give below:
school A = 3:20, school B = 4:25, school C = 8:30
which of the given schools has the lowest teacher-student ratio?​

Answer 1

LCM of students : 600
A = 90/600
B = 96/600
C = 160/600
So A has the least

Answer 2

Answer:

the answer is a

Step-by-step explanation:

first first of all we have to take the LCM of 20 25 and 30

the LCM is 300

then 3/300,4/300,8/300

3/300<4/300<8/300

the right answer is 3 / 300