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Mathematics, 20.04.2020 23:04 flyingcerberus1408

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Determine the constant of variation for each direct variation:

a) The total cost of varies directly with the number of books bought. Five books cost $35.

b) The volume of water varies directly with time. A swimming pool contains 500 L of water after 5 minutes.

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Determine the constant of variation for each direct variation:
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