LetimsiEmor9gas LetimsiEmor9gas

14-09-2016
Mathematics

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The number of calories burned, C, varies directly with the time spent exercising, t. When Dennis walks for 4 hours, he burns 800 calories. Which of the following equations shows this direct linear variation? A. C = t B. C = 800t C. C = 4t D. C = 200t

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HomertheGenius HomertheGenius

18-09-2016

t - the time that Dennis spent exercising ( in hours );
4 hours - 800 calories
1 hour - 800 : 4 = 200 calories
Answer: D ) C = 200 t

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