The ratio of the number of students of three classes is 2 : 3 : 5. If – McqOptions

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1.	The ratio of the number of students of three classes is 2 : 3 : 5. If 40 students are increased in each class, this ratio becomes 4:5:7. Initially, the total number of students was -
A.	100
B.	180
C.	200
D.	400
Answer» D. 400

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