## 8 Tagalog Video Tutorials on Solving Age Problems

If you are not patient with reading long articles and you have a fast internet, you might want to check out the Solving Age Problems Video Series (see list below). These videos series has 8 videos which contain detailed explanations and solutions to various age problems discussed in the Ph Civil Service Review’s Solving Age Problems Series.

The video series starts with solving simple age problems mentally and gets more complicated as you go on. The last part of the series discusses how to solve age problems involving fractions.  The first video is shown below. » Read more

## 2015 Civil Service Examination Schedules

The Civil Service Commission has announced the Career Service Examination, Paper and Pencil Test for Professional Level and Subprofessional Levels for 2015. For those who are planning to take these exams, please take note of the following dates of examination and the respective application periods.

Reminder: This application is a first come first served basis. So, the earlier to apply, the better.

The 2015 Civil Service Examination Schedules

May Examination

Date of Examination: May 3, 2015
Application Period: November 17, 2014 – March 12, 2015

October Examination

Date of Examination: October 18, 2015
Application Period: May 25, 2014 – September 3, 2015

## Practice Quiz on Dividing Decimals

In the previous post, I have posted a quiz on multiplying decimals, let’s see what you know so far on dividing decimals.

If you have forgotten how to divide decimals, kindly read How to Divide Fractions of the Operations on Decimals Tutorial Series.

Practice Quiz on Dividing Decimals

Solve each problem and click the + sign to check your answer.

1. $\displaystyle \frac{10}{0.5}$

20

2. $\displaystyle \frac{0.8}{0.4}$

2

## Practice Quiz on Multiplying Decimals

After taking a quiz on subtracting decimals, let’s see what you know so far on multiplying decimals.

If you forget the algorithm on how to multiply decimals, please read How to Multiply Decimals of the Operations on Decimals Tutorial Series.

Practice Quiz on Multiplying Decimals

1. $10 \times 0.2$

2

2. $0.4 \times 2$

0.8

## Practice Quiz on Subtracting Decimals

I have temporarily set aside several of the series in this blog, but I am resuming them. In this post, we start by continuing the quizzes for decimals.

If you have not learned how to do this, read How to Subtract Numbers with Decimals. The complete set of posts which includes addition, subtraction, multiplication, and division is listed in the Operations of Decimals Tutorial Series.

Practice Quiz on Subtracting  Decimals

1. $0.8 - 0.2$  » Read more

## How to Calculate the Area of a Triangle Part 2

We continue our discussion on how to find the area of a triangle. In the previous post, we have learned where the formula for the area of a triangle came from. We have studied that a triangle with area $A$, base $b$ and height $h$ is

$A = \displaystyle \frac{bh}{2}$

We continue our discussion with the third example in this series.

Example 3

What is the base of a height 7 and area 8.75 square centimeters?

Solution

$A = \displaystyle \frac{bh}{2}$

$8.75 = \displaystyle \frac{b(7)}{2}$

Multiplying both sides by 2, we have  » Read more