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Mathematics, 28.08.2019 06:30 rgilliam3002
Helena uses a mixture of compost and topsoil in her garden. she purchased a total of 10 cubic yards of compost and topsoil for $180. if compost costs $25 per cubic yard and topsoil costs $15 per cubic yard, how many cubic yards of topsoil did she purchase?
a.)3
b.)4.5
c.)5.5
d.)7
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Helena uses a mixture of compost and topsoil in her garden. she purchased a total of 10 cubic yards...
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