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On mixing two classes A and B of students having average marks 25 and 40 respectively, the over all average obtained is 30. Find the ratio of the students in the classes A and B.
5Q:
On mixing two classes A and B of students having average marks 25 and 40 respectively, the over all average obtained is 30. Find the ratio of the students in the classes A and B.
- 12:1true
- 25:8false
- 35:6false
- 43:4false
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