Ncert class 8 maths chapter 3 ex 3.3 July 8, 2019 16 32 64 128 Ncert solutions for class 8 maths chapter 3 ex 3.3 Class 3 chapter 8 maths 3кл математика 8 сабак Unit 3 lesson 13 grade 8 Unit 3 lesson 8 grade 8