Chapter 8 Class 8 Comparing Quantities

Get Solutions of Chapter 8 Class 8 Comparing Quantities free at Teachoo. All NCERT Exercise Questions and Examples have been solved with step-by-step answers. 

 

In this chapter, we will learn

  • What are ratios
  • What are percentages
  • How to find Increase or Decrease Percentage
  • What is Marked Price, Selling Price, Discount and Discount Percentage
  • What is Cost Price, Selling Price, Profit, Loss, Profit Percentage, Loss Percentage
  • What is Sales Tax and Value Added Tax
  • What is Simple Interest
  • What is Compound Interest
  • Difference between Simple Interest and Compound Interest
  • What is the formula of Compound Interest
  • Finding Compound Interest when Interest is compounded half yearly
  • Finding Compound Interest for fraction years
  • Some Applications of Compound Interest Formula - Population growth, Number of Bacteria, Calculating Depreciation

 

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