Question

In Mary's english class, the ratio of the number of students receiving A grade to the total number of student is 6:25 and in John's English class, the above ratio is 5:20. which class has a better record of A grades ?

Answer 1

Ratio Mary english class children receiving A grade = 6:25

Ratio of John english class receiving A grade = 5:20

Whos class is better =

Step 1 - Find the LCM of 25 and 20

= 100

Step 2 - 6 × 100

25

= 24

= 5 × 100

20

=25

John class is better.