Mathematics, 14.07.2019 19:00 teescub812
Jessica and her sister have a combined age of 47. jessica is 5 years older than her sister. how old is jessica
Answers: 1
Mathematics, 21.06.2019 14:10, sebastianapolo5
Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?
Answers: 2
Jessica and her sister have a combined age of 47. jessica is 5 years older than her sister. how old...
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