mana72golshan mana72golshan

16-02-2018
Mathematics

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Hailey is knitting a scarf. Each half hour, she adds 3/7 inch to the scarf's length. How much length will she add to the scarf in 12 hours?

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GalacticKitten GalacticKitten

16-02-2018

Take 3/7 and multiply it by 2 to find out how much she knits in one hour. Then take that value and multiply by 12 to find out how much she knits in 12 hours.

3/7 x 2 = 6/7
6/7 x 12 = 72/7 or 10 2/7.

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