Aiden has a collection of
63 nickels and quarters in
his piggy bank. If the total
value...
Mathematics, 30.11.2020 22:50, lyn94
Aiden has a collection of
63 nickels and quarters in
his piggy bank. If the total
value of the coins is $10.75,
how many nickels does
he have?
Answers: 3
Mathematics, 21.06.2019 15:00, m4167281
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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