Exercise 8.2 class 7 maths ncert solutions July 8, 2019 16 32 64 128 Exercise 8.2 class 7 maths ncert solutions rational numbers Ncert class 7 maths chapter 9 exercise 8.2 solutions Exercitii matematica clasa 8 Exercitii matematica clasa 7 Funksiya 7 sinf Test algebra clasa 7