Chapter 8 Comparing Quantities NCERT Class 8th Solution of Exercise 8.1 NCERT Class 8th Solution of Exercies 8.2 `text{Important formula}` i)`text{ A = P}(1+text{R}/100)^text{n}` ii)`text{ CI = A - P}` EXERCISE 8.3 1. Calculate the amount and compound interest on (a) ₹ 10,800 for 3 years at 12`1/2` % per annum compounded annually. (b) ₹ 18,000 for 2`1/2` years at 10% per annum compounded annually. (c) ₹ 62,500 for 1`1/2` year at 8% per annum compounded half yearly. (d) ₹ 8,000 for 1 year at 9% per annum compounded half yearly. (You could use the year-by-year calculation using SI formula to verify).  (e) ₹ 10,000 for 1 year at 8% per annum compounded half yearly.

Chapter 8 Comparing Quantities NCERT Class 8th Solution of Exercise 8.1 NCERT Class 8th Solution of Exercies 8.3 EXERCISE 8.2 1. A man got a 10% increase in his salary. If his new salary is ₹ 1,54,000, find his original salary.

Chapter 8 Comparing Quantities NCERT Class 8th Solution of Exercies 8.2 NCERT Class 8th Solution of Exercies 8.3 EXERCISE 8.1 1. Find the ratio of the following. a) Speed of a cycle 15 km per hour to the speed of a scooter 30 km per hour. b) 5m to 10 km c) 50 paise to ₹ 5

Chapter 5 Data Handling NCERT Class 8th Solution of Exercise 5.1 NCERT Class 8th Solution of Exercise 5.2 EXERCISE 5.3 1. List the outcomes you can see in these experiments. (a) Spinning a wheel (b) Tossing two coins together