Mathematics, 27.06.2019 06:10 bugbug26
How many liters of 10% alcohol solution and 5% alcohol solution must be mixed to obtain 40 liters of 8%
alcohol solution?
Answers: 2
Mathematics, 21.06.2019 17:00
Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
Answers: 1
Mathematics, 21.06.2019 23:30
Which two fractions are equivalent to 6/11? 6/22 and 18/33 12/22 and 18/33 12/22 and 18/22 3/5 and 6/10
Answers: 1
Mathematics, 22.06.2019 00:30
Jan accidently ran 7 minutes longer than he was supposed to. write an expression for the total amount of time jan ran if she was supposed to run m minutes
Answers: 1
How many liters of 10% alcohol solution and 5% alcohol solution must be mixed to obtain 40 liters of...
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