Exercise 12.1 class 10 question 5 July 8, 2019 16 32 64 128 Exercise 12.1 question number 5 class 10 Class 10 maths exercise 12.1 question 5 Class 10 maths exercise 12.1 question number 5 Exercise 12 Unit 5 lesson 10.1 Go math 5th grade chapter 10 lesson 10.2 homework Question number 14 exercise 5.2