## August 2017 PCSR CIVIL SERVICE REVIEW GUIDE 15

After learning work problems, we learn about rate, base, and percentage. If you want to further your knowledge about them, you may also want to study about their applications which are discount and interest.

PART I: MATH

A. RATE BASE AND PERCENTAGE

Part 1 Introducing Rate, Base, and Percentage

Part 2 Calculating for Percentage

Part 3 Calculating for the Rate

Part 4 Calculating for the Base

Part 5 Calculating Rate, Base, and Percentage

Part 6 Calculating Discounts and Interests

B. DISCOUNT

Part 1 Discount Sample Problem 1

Part 2 Discount Sample Problem 2

Part 3 Discount Sample Problem 3

Part 4 Discount Sample Problem 4

Part 5 Discount Sample Problem 5

Part 6 Discount Problems and Rate, Base, and Percentage

C. INTEREST

Part 1 Introduction to Problems about Simple Interest

Part 2 Formula for Simple Interest

Part 3 Interest and Investment Problems

Part 4 Interest Problems: Finding the Principal

Part 5 Interest Problems: Finding the Rate

Part 6 Interest Problems: Finding the Time

Part II: ENGLISH

A. Vocabulary

Civil Service Vocabulary Quiz

B. Spelling

Spelling Quiz 15

Enjoy!