Question

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: 5: 7. Originally the total number of students was?
(a) 50
(b) 90
(c) 100
(d) 150

Answer 1

There will be 150 students

Answer 2

there will be 150 students