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Mathematics, 19.08.2019 20:50 cesaricastorena

You are a school photographer taking individual and class pictures for 2 classes of 21 students each. on average, each individual picture takes 3 minutes and a class picture takes 10 minutes. about how long should it take you to get all of the pictures?

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You are a school photographer taking individual and class pictures for 2 classes of 21 students each...

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