Mathematics, 06.11.2019 00:31 steven0448
Atank initially contains 900 liters of pure water. then water containing 6 mg of detergent per liter starts to enter the tank at the rate of 20 liters per hour. (a) how long until the average concentration of detergent in the tank is 2 mg per liter?
Answers: 1
Mathematics, 21.06.2019 17:50, domiyisthom
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 18:00, lollipopboo
1. what expression would be the same as 6x+x+0 2. find the prime factorization of 60 3. write the expression for 6 + x in words.
Answers: 3
Mathematics, 21.06.2019 19:30, abigailstolp
Find the domain of the following expression: 1/(√x)-2
Answers: 1
Atank initially contains 900 liters of pure water. then water containing 6 mg of detergent per liter...
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