Mathematics, 30.12.2019 16:31, alexisbreton
Superman needs to save lois from the clutches of lex luthor. after flying for 7 seconds, he is 1687 meters from her. then at 15 seconds, he is 1215 meters from her.
what is superman's average rate?
how far does superman fly every 14 seconds?
how close to lois is superman after 29 seconds?
Answers: 2
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
Mathematics, 21.06.2019 19:00, Kookiexperfect9420
How is working backward similar to solving an equation?
Answers: 1
Superman needs to save lois from the clutches of lex luthor. after flying for 7 seconds, he is 1687...
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