Q. The total number of students in the classes I, II and II of a school is 212. If the ratio of the number of students in class I and II is 3:5 and the ratio of the number of students in class II and III is 7:10, then the number of students in class III is equal to

  • (A) 42
  • (B) 70
  • (C) 100
  • (D) 110
βœ… Correct Answer: (C) 100

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