Asked by vick
maria's mother wants to make 8 curtains that each require 2 1/5 meters of material in a standard width, but she only has 16 1/4 meters. she asks maria to buy more material.
how much more material must maria buy?
how much more material must maria buy?
Answers
Answered by
Anonymous
2 1/5 = 11/5
8 * 11/5 = 88/5 needed
16 1/4 = 65/4 we have
88/5 * 4/4 = 352/20
65/4 * 5/5 = 325 /20
we need (352 - 325) /20
= 27/20 = 1 7/20
8 * 11/5 = 88/5 needed
16 1/4 = 65/4 we have
88/5 * 4/4 = 352/20
65/4 * 5/5 = 325 /20
we need (352 - 325) /20
= 27/20 = 1 7/20
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