Mathematics, 24.09.2019 22:00 organicmemez
John is 5 years older than mary. in 10 years, twice john's age decreased by mary's age is 35, and john's age will be
twice mary's current age. find their ages now.
if x is mary's age now and yis john's age now, which system of equations could not be used to solve the problem?
Answers: 1
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The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old
Answers: 1
John is 5 years older than mary. in 10 years, twice john's age decreased by mary's age is 35, and jo...
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