Mathematics, 07.09.2020 01:01 brialevy2283
A grocer wants to mix two kinds of coffee. One kind sells for $1.25 per pound, and the other sells for $2.55 per pound. He wants to mix a total of 21 pounds and sell it for $1.70 per pound. How many pounds of each kind should he use in the new mix? (Round off the answers to the nearest hundredth.)
Answers: 3
Mathematics, 22.06.2019 00:50
Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?
Answers: 3
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