## Dealing with Distance Problems: Overtaking & Meet With

Equipped with our basic equation for distance-time relationship, we know that distance = speed x time. There are a couple of things you need to take note when dealing with distance problems with overtaking scenario and meet with scenario. By diagram, an overtaking scenario, where two vehicles starts at a …

## Word Problem Set 3

Problem: At the beginning of a bicycle ride, Jose and Wally are 30 miles apart. If they leave at the same time …

## Word Problem Set 2

Problem: Alvin bought 4 magazines at \$3.60 each and a storybook for \$8.60. Lionel spent \$7 more than Alvin. He bought comics …

## Word Problem Set 1

Problem A nylon string is cut into 3 pieces. Two pieces are of the same length. The third piece is twice as …

## Extracting Square Roots by Babylonian Method

I’ve came across an interesting way of extracting square roots using just pencil and paper. As far as I could remember, I …

## Star Problem: Ratio of girls and boys in a class

Problem: There are 40 pupils in a class. Each girl is given 5 books and each boy is given 3 books. The …

## Star Problem: Work Rate – Painting Job

Problem: A worker can finish the painting job in 15 days. Another worker can finish only 75% of that job for the …

## Division using Napier’s Bones

On the previous post, we’ve learn the fun way of using Napier’s Bones to solve multiplication. Now, we will try to use Napier’s …

## Multiplication with Napier’s Bones

I’ve came across a cool way of doing multiplication. It is a method of multiplying large numbers using a grid or lattice …

## Expressing Roman Numerals to Hindu-Arabic System and vice-versa

The Roman Numeral System is an old numeration system that we still used today, you can find some on buildings, clocks and …