Estimate the sum. use benchmarks with decimal parts of 0, 0.25, 0.50, or 0.75.
2.52+4.03
...
Mathematics, 23.09.2019 01:10 famouzgal
Estimate the sum. use benchmarks with decimal parts of 0, 0.25, 0.50, or 0.75.
2.52+4.03
a. 6.50
b. 6.75
c. 7
Answers: 2
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Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?
Answers: 1
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