Solve the problem.A tank contains 100 gal of fresh water. A solution containing 2 lb/gal of soluble lawn fertilizer runs into the tank at the rate of 1 gal/min, and the mixture is pumped out of the tank at the rate of 
Find the maximum amount of fertilizer in the tank and the time required to reach the maximum.
A. 50 pounds, 50 minutes
B. 48 pounds, 60 minutes
C. 48 pounds, 40 minutes
D. 60 pounds, 40 minutes
Answer: A
Mathematics
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Integrate the function.
dt
A. - 
B. - 
5+ C
C. - 
5+ sec-1
+ C
D. - 
5+ C
Mathematics
Simplify. Assume that all variables represent positive numbers.
A. 8k7q8 
B. 8k3q4 
C. 8q4 
D. 8k3q4 
Mathematics
Write the set as indicated.Write {8, 12, 16, 20, ... 48} using set-builder notation.
A. {x?x is a multiple of 4 between 4 and 52} B. {x?x is a multiple of 4 greater than 8} C. {x?x is a multiple of 4} D. {x?x is a multiple of 4 between 8 and 48}
Mathematics
Provide an appropriate response.The refund fraction is the sum of the number of months remaining divided by the sum of the number of months of the loan.
A. True B. False
Mathematics