state gov DSSSB Junior Clerk Mock Test Quantitative Aptitude Ratio and Proportion Direct or Indirect Proportion
Some students were to be sit in three classes P, Q, and R in the ratio 6 ∶ 5 ∶ 4 respectively, but by mistake, they sit in the ratio 5 ∶ 3 ∶ 7 respectively. For this reason, class Q got 60 students less. Number of students initially was:
1
450
2
350
3
360
4
550