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This question involves ratios; men : women = 7:2; women : children = 1:3. We need to find a common number to combine the two ratios together. If we multiply the women:children ratio by 2, the ratio become...

(I have avoided including definitions of both and the negatives to save space)
As a sole trader you are the only person of authority in the business. This means that all decisions made are by you, al...

An action potential is an all or none response which has a threshold voltage which needs to be reached by the stimulus. A stimulus will call depolarisation of a nerve axon. This is caused on the entry of ...

In order for two lines to be parallel, they need to have the same gradient (m). The gradient (m) is the coefficient of x in the line equation y=mx+c. Therefore, the gradient of L1 is 3 since 3 is the coef...

The chances of a human male having a longer lifespan could be increased via a variety of factors and ways. Three examples of such ways are listed below.
The availability of clean, drinkable water for...