Mathematics, 18.11.2019 16:31, girlygirl2007

Lucy is knitting a blanket and needs to buy some more yarn. at her local craft store, 2 skeins of yarn cost $7 and 8 skeins of yarn cost $28. what is the constant of proportionality in this direct variation?

a: 7/2

b: 2/7

c: 7

d: 2

Answers: 2

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Lucy is knitting a blanket and needs to buy some more yarn. at her local craft store, 2 skeins of ya...