Question: James had a full drink bottle con- taining 500 mL of Coke. He drank from it so that the volume V mL of Coke

James had a full drink bottle con- taining 500 mL of Coke.

James had a full drink bottle con- taining 500 mL of Coke. He drank from it so that the volume V mL of Coke in the bottle changed at a rate given (a) (b) (c) dV dt = (t - 20) - 20 mL/s Find a formula for V. Show that it took James 50 seconds to drink the contents of the bottle. How long, correct to the nearest second, did it take James to drink half the contents of the bottle?

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