Mathematics, 18.11.2019 01:31 ajanchondo2004
Shelby likes to knit hats and mittens for friends and family. last fall, she needed three hats and one pair of mittens, which took a total of 30 hours. this fall, she needed one hat and four pairs of mittens, which took a total of 54 hours. if each hat and each pair of mittens takes the same amount of time to net, how long does it take shelby to knit a hat and a pair of mittens?
it takes shelby hours to knit a hat and hours to knit a pair of mittens.
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Shelby likes to knit hats and mittens for friends and family. last fall, she needed three hats and o...
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