Ratio, proportion and percentages

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From politics to cookery, ratios, proportions and percentages are part of everyday life. This unit is designed to help you become more familiar with how figures can be manipulated, then you can check whether that discount really is as big as they claim!

Published by:

The Open University (OUUK)

DOER Persistent Identifier: http://doer.col.org/handle//123456789/2969