gildedav001
18.07.2019 •
Mathematics
The cost of a coffee is determined by the type of coffee beans that are mixed together. the cost of a local mix of arabica and robusta beans is molded by the equation below, where a= the pounds of arabica and r= pounds of robusta 700a+1200r=1,000,000 if a mixture contains 1000 pounds of arabica bean, how many pounds of robusta beans should be in the mixture
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Ответ:
If we divide 1,000a by 700a, we get ~1.42. Multiplying that by 1,200r, then the number of pounds needed for the mixture would be 1,714.
Ответ:
A
Step-by-step explanation:
The coordinates are (3,5),(7,-3),(0,-5),(-3,-4) and (-6,1). So the correct option is A