Mathematics, 19.08.2019 05:30 abolton04
Jerry is experimenting with chemicals in the laboratory. he mixes a solution that is 10% acid with a solution that is 30% acid. how much of the 30% acid solution will be needed to make 40 liters of solution that is 25% acid?
Answers: 1
Mathematics, 21.06.2019 19:30
Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin
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Mathematics, 21.06.2019 22:00
Which two undefined geometric terms always describe figures with no beginning or end?
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Mathematics, 21.06.2019 22:30
One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?
Answers: 1
Mathematics, 22.06.2019 02:00
Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes
Answers: 1
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