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The average marks of the students in fou...

The average marks of the students in four sections A, B, C and D together is 60%. The average marks of the students of A, B, C and D individually are 45%, 50%, 72% and 80% respectively. If the average marks of the students of sections A and B together is 48% and that of the students of B and C together is 60%. What is the ratio of number of students in section A and D?

A

`2:3`

B

`4:3`

C

`5:3`

D

`3:5`

Text Solution

Verified by Experts

The correct Answer is:
B
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