Ncert 10 maths solutions 5.3 July 8, 2019 16 32 64 128 Ncert class 10 maths ex 5.3 solutions in hindi Ncert exemplar class 10 maths ex 5.3 solutions Ncert solutions class 10 maths chapter 5 exercise 5.3 in hindi Ncert math class 10 Ncert 10.2 question number 5 Mathematics 5 class