Mathematics, 25.09.2019 16:50 shayla3613
Dr. graham needs 30 l of a 50% acid solution to conduct an experiment. she only has a 60% acid solution and a
20% acid solution in her lab. how many liters of each solution should she mix together?
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Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.
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Twice the sum of a number and 2 is equal to three times the difference of the number and 8. find the number.
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Solve the system of equations. x=-2y+1 and x+2y=9. show work
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Dr. graham needs 30 l of a 50% acid solution to conduct an experiment. she only has a 60% acid solut...
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