Mathematics, 21.07.2019 07:40, YRNlightskin3360
Fifty liters of a 40% acid solution is obtained by mixing a 25% solution with a 50% solution. (a) write a system of equations in which one equation represents the amount of final mixture required and the other represents the percent of acid in the final mixture. let x and y represent the amounts of the 25% and 50% solutions, respectively.
Answers: 1
Mathematics, 21.06.2019 19:00, eparikh7317
Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers
Answers: 1
Mathematics, 21.06.2019 21:30, ladydeathanddea
Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?
Answers: 3
Mathematics, 22.06.2019 00:00, tdahna0403
Which statement explains the relationship between corresponding terms in the table?
Answers: 1
Fifty liters of a 40% acid solution is obtained by mixing a 25% solution with a 50% solution. (a) wr...
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