National Heroes of Jamaica: Norman Washington Manley

Norman Washington Manley was born at Roxborough, Manchester, on July 4, 1893. He was a brilliant scholar and athlete, soldier (First World War) and lawyer. He identified himself with the cause of the workers at the time of the labour troubles of 1938 and donated time and advocacy to the cause. In September 1938, Manley…...

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National Heroes of Jamaica: Sir Alexander Bustamante

When Alexander Bustamante began to make his presence felt in Jamaica, the country was still a Crown Colony. Under this system, the Governor had, the right to veto at all times, which he very often exercised against the wishes of the majority. Bustamante was quick to realise that the social and economic ills that such…...

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Calculating the Circumference of a Circle

The circumference of a circle is the distance around the outside of the circle. It could be called the perimeter of the circle. How to find the circumference of a circle: * The circumference of a circle can be found by multiplying pi ( π = 3.14 ) by the diameter of the circle. *…...

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Cross multiplication to solve proportions

A proportion is an equation which states that two ratios are equal. When the terms of a proportion are cross multiplied, the cross products are equal. Cross multiplication is the multiplication of the numerator of the first ratio by the denominator of the second ratio and the multiplication of the denominator of the first ratio…...

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How to Determine a Ratio

Ratios represent how one quantity is related to another quantity. A ratio may be written as A:B or A/B or by the phrase “A to B”. A ratio of 1:5 says that the second quantity is five times as large as the first. The following steps will allow a ratio to be determination if two…...

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