Class 10 maths exercise 5.2 question 4 July 8, 2019 16 32 64 128 Class 10 maths exercise 5.2 question number 4 Class 10 maths chapter 5 exercise 5.2 question 4 in hindi Grade 5 module 4 lesson 10 problem set Lesson 10 homework 5.2 Go math 5th grade chapter 10 lesson 10.2 homework