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Class 9 Math Notes Book PDF | Mathematical Ratios Learning App Download

Class 9 Math Exam Prep: Certification Test 289

Mathematical Ratios Learning App & e-Book: MCQ 289

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MCQ: 289

If a : b = 3 : 4, find the ratio of 3a : 2b should be

  1. 9 : 8
  2. 8 : 9
  3. 7 : 5
  4. 5 : 7

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Mathematical Ratios Exam Prep: Class 9 Math App & eBook Notes

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Mathematical Ratios Notes App (iOS & Android)

Mathematical Ratios Notes App

10th Grade Biology Notes App (Android & iOS)

10th Grade Biology Notes App

MCAT Biology Notes App (Android & iOS)

MCAT Biology Notes App

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Cell Biology Notes App