Question

3) Bronz ant
3.
Find the reciprocal ratio of 2:34. Tad
Find the mean proportion of 0.32 and 0.02.
The students in three classes are in the ratio 2:3:5. If 20 students are increased in each class the ratio changes to
4:3:7. Find the total number of students before increase.
4​

Answer 1

Answer:

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