Mathematics, 06.03.2021 16:10 mathisawsome123
A chemist has three different acid solutions. The first acid solution contains 20 % acid, the second contains 30 % and the third contains 50 % . He wants to use all three solutions to obtain a mixture of 80 liters containing 40 % acid, using 3 times as much of the 50 % solution as the 30 % solution. How many liters of each solution should be used?
Answers: 3
Mathematics, 21.06.2019 17:40
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Mathematics, 21.06.2019 19:00
Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?
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A chemist has three different acid solutions. The first acid solution contains 20 % acid, the second...
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