Mathematics, 28.12.2019 01:31 Idontwantto1057
Atank having a capacity of 100 gallons is half full of fresh water. a pipe is open that lets treated sewage enter the tank at a rate of 4 gal/min. at the same time, a drain is open to allow the mixture to leave the tank at a rate of 2 gal/min. if the treated sewage contains 10 grams of usable potassium per gallon, what is the concentration of potassium in the tank when it is full?
Answers: 1
Mathematics, 21.06.2019 20:30
At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.
Answers: 1
Mathematics, 22.06.2019 01:50
Quadrilateral ghij has coordinates g(5, 1), h(4, -3), i(6, -1), and j(2, 1). if the quadrilateral is reflected over the line y = x, what are the coordinates of h'?
Answers: 1
Mathematics, 22.06.2019 02:00
Lucy is a dress maker. she sews \dfrac47 7 4 ? of a dress in \dfrac34 4 3 ? hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable.
Answers: 2
Mathematics, 22.06.2019 02:30
The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.
Answers: 3
Atank having a capacity of 100 gallons is half full of fresh water. a pipe is open that lets treated...
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