How many ounces of alcohol solution should be mixed
A pharmacist requires to get the 70% alcohol solution. How many ounces of the 30% alcohol solution should be mixed with 40 ounces of the 80% alcohol solution to get 70% alcohol solution?
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When Jim works in ticket booth, he can gather $50 in 30 minutes. When Jim and Tony work together, they can gather $50 in 10 min. How long it take Tony alone to gather $50?
For the small manufacturing, unit cost C(x) in dollars of producing x units per day is provided by C(x) = x2- 120x + 4000. How many items must be produced per day to minimize unit cost, and find the minimum unit cost?
The farmer with 4000 meters of fencing wishes to enclose the rectangular plot that borders the river. If farmer, doesn't fence along river, compute largest area which can be enclosed?
Angle of elevation from the observer to bottom edge of Delaware River drawbridge obervation deck situated 200 ft from observer is 30 degrees.
How many ounces of the 30% alcohol solution should be mixed with 40 ounces of the 80% alcohol solution to get 70% alcohol solution?
Compute 60% of that result and add it to the resting heart rate. If target heart rate for the 30-year-old person is 144, then determine person's resting heart rate?
Determine the point of intersection between line you have graphed and line y=1+αx ; answer will be the point in the xy plane whose coordinates involve unknown α .
if y=9x^2+8 from vertically stretching graph of y=x^2 by the factor of 9, followed by the vertical upward shift of 8 units, write the equation if order of transformations (stretching and shifting) in part (a) is interchanged?
Factories A and B are 9 km apart with factory B emitting 8 times pollutants into air as much as A inversley proportional square distance of a factory.
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