## GCD Practice Exercises with Solutions on Youtube

Find the GCD/GCF of the following numbers.

1. 12, 18
2. 14, 35
3. 20,28
4. 25, 30, 40
5. 7, 12
6. 48, 72
7. 42, 60, 72
8. 24, 36
9. 12, 16
10. 18, 30, 54

## 2018 PCSR Civil Service Review Guide 17

2018 PCSR Civil Service Review Guide 17
Week 17: January 22 – 28, 2018

PART I: MATH
A. RATE BASE AND PERCENTAGE

Part II: ENGLISH
A. Vocabulary

Part III: CLERICAL
A. Spelling Quiz 17

PART IV: OTHERS
Sa mga gustong humabol, nandito ang links ng Weeks 1-16
http://civilservicereview.com/pcsr-review-guide/
MORE REVIEWERS
1. Math English Tutorials and more at the PCSR Civil Service Review website:
http://civilservicereview.com
2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel:
3. Sipnayan Website
http://sipnayan.com
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## 2018 PCSR Civil Service Review Guide 18

2018 PCSR Civil Service Review Guide 18
Week 18: January 29 – February 4, 2018

PART I: MATH
A. RATIO AND PROPORTION
Lesson 1: Ratio and Proportion Definition and Representation
Ratio Sample Problem 1
Ratio Sample Problem 2
Ratio Sample Problem 3

Part II: PRACTICE TESTS
ENGLISH
Grammar Quiz on Conjunctions
Grammar Quiz – There, Their, They’re
Grammar Quiz – A, An, The

PART III: OTHERS
Sa mga gustong humabol, nandito ang links ng Weeks 1-16
http://civilservicereview.com/pcsr-review-guide/
MORE REVIEWERS
1. Math English Tutorials and more at the PCSR Civil Service Review website:
http://civilservicereview.com
2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel:
3. Sipnayan Website
http://sipnayan.com
Like our Facebook Pages and be updated:

## 2018 PCSR Civil Service Review Guide 19

2018 PCSR Civil Service Review Guide 19
Week 19: February 5 – February 11, 2018
PART I: MATH
A. AREA

Part II: PRACTICE TESTS

PART III: OTHERS
Sa mga gustong humabol, nandito ang links ng Weeks 1-16
http://civilservicereview.com/pcsr-review-guide/

MORE REVIEWERS
1. Math English Tutorials and more at the PCSR Civil Service Review website:
http://civilservicereview.com
2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel:
3. Sipnayan Website
http://sipnayan.com
Like our Facebook Pages and be updated:

## 2018 PCSR Civil Service Review Guide 16

2018 PCSR Civil Service Review Guide 16
Week 16: January 15 – 21, 2018

PART I: MATHEMATICS
A. WORK PROBLEM

Lesson 1: How to Solve Work Problems Part 1

Lesson 2: How to Solve Work Problems Part 2

Lesson 3: How to Solve Work Problems Part 3

Lesson 4: How to Solve Work Problems Part 4

Lesson 5: How to Solve Work Problems Part 5

B. Articles

Article 1: How to Solve Work Problems Part 1

Article 2: How to Solve Work Problems Part 2

Article 3: How to Solve Work Problems Part 3

PART II: ENGLISH

PART III: PRACTICE TESTS

PEMDAS Exercise

Solving Equations

PART IV: OTHERS

4 Things to do 3 Months Before the Exam

MORE REVIEWERS

1. Math English Tutorials and more at the PCSR Civil Service Review website:

http://civilservicereview.com

2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel:

3. Sipnayan Website

http://sipnayan.com

Like our Facebook Pages and be updated:

## 2018 PCSR Civil Service Review Guide 15

2018 PCSR Civil Service Review Guide 15
Week 15: January 8 – 14, 2018

PART I: MATHEMATICS

A. MOTION PROBLEM

Lesson 1: Introduction to Motion Problems
Lesson 2: How to Solve Motion Problems Part 1
Lesson 3: How to Solve Motion Problems Part 2
Lesson 4: How to Solve Motion Problems Part 3
Lesson 5: How to Solve Motion Problems Part 4
Lesson 6: How to Solve Motion Problems Part 5

B. Articles

Article 1: Introduction to Motion Problems
Article 2: How to Solve Motion Problems Part 1
Article 3: How to Solve Motion Problems Part 2
Article 4: How to Solve Motion Problems Part 3
Article 5: How to Solve Motion Problems Part 4

PART II: ENGLISH

Part III: CLERICAL (Sub-Professional)
A. Spelling

PART IV: OTHERS
4 Things to do 3 Months Before the Exam

MORE REVIEWERS
1. Math English Tutorials and more at the PCSR Civil Service Review website:
http://civilservicereview.com
2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel:
3. Sipnayan Website
http://sipnayan.com
Like our Facebook Pages and be updated:

## 2018 PCSR Civil Service Review Guide 13

2018 PCSR Civil Service Review Guide 13
Week 13: December 18 – December 24, 2017

PART I: MATHEMATICS

A. NUMBER PROBLEM

— Series 1 —
How to Solve Number Problems Mentally 1
How to Solve Number Problems Mentally 2
How to Solve Number Problems Mentally 3

PART II: ENGLISH
A. The Word Analogy Tutorial Series

Part III: CLERICAL (Sub-Professional)
A. Spelling

MORE REVIEWERS
1. Math English Tutorials and more at the PCSR Civil Service Review website:
http://civilservicereview.com
2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel:
3. Sipnayan Website
http://sipnayan.com
Like our Facebook Pages and be updated:

## 2018 PCSR Civil Service Review Guide 12

2018 PCSR Civil Service Review Guide 12
Week 12: December 11 – December 17, 2017

PART I: MATHEMATICS

A. EQUATIONS

B. Articles

Part III: CLERICAL (Sub-Professional)

A. Spelling

MORE REVIEWERS
1. Math English Tutorials and more at the PCSR Civil Service Review website:
http://civilservicereview.com
2. More than 700 Taglish Math Tutorials at the Sipnayan Youtube channel: