Mathematics, 16.11.2019 00:31 Tracic1972
Mai's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs mai $5.50 per pound, and type b coffee costs $4.20 per pound. this month, mai made 165 pounds of the blend, for a total cost of $815.20 . how many pounds of type b coffee did she use?
Answers: 1
Mathematics, 21.06.2019 19:00
Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?
Answers: 1
Mathematics, 21.06.2019 22:00
The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score
Answers: 1
Mathematics, 21.06.2019 22:10
Which of the following circles have their centers in the third quadrant?
Answers: 2
Mai's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs mai $5...
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