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White paint costs £2.80 per litre. Blue paint costs £3.50 per litre. White paint and blue paint are mixed in the ratio 3 : 2. Work out the cost of 18 litres of the mixture.

The ratio given tells us that our paint mixture of 18 litres consists of 3 + 2 = 5 parts . Each part therefore consists of 18/5 = 3.6 litres of paint . If we need 3 parts white paint, thats: 3 (parts) x 2.80...
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Answered by Vicente O. Maths tutor
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How does Shakespeare use Poetic Language in Romeo & Juliet?

The use of poetic language in Romeo & Juliet throughout the play is both consistent and wildly contrasting at different points, with both poetry and prose being used throughout. Upon Analysis, we may obs...
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What are the main macroeconomics variables?

There are 4 main macroeconomic variables that policymakers should try and manage: 1) Balance of Payments 2) Inflation 3) Economic Growth 4) Unemployment This can be easily remembered using the following acro...
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Answered by Aidan G. Economics tutor
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How should I approach a primary source question in an exam?

These kinds of questions could ask you to analyse a piece of contemporary text, a picture or an object. However, the way you would go about answering the question would be the same whatever the source, and t...
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Answered by Emma M. History tutor
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How does the heart pump oxygen around the body?

Our heart can be divided into a left and right side, each containing two chambers: an atrium and a ventricle. Low pressure blood flows into the atria and is pumped out of the ventricles (high pressure); thes...
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Answered by Ella B. Biology tutor
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