PLZ EXPLAIN TO DETAIL
Mr. Edwards is now three times as old as his daughter, in 15 year...
Mathematics, 03.03.2020 02:58 joesalem215
PLZ EXPLAIN TO DETAIL
Mr. Edwards is now three times as old as his daughter, in 15 years' time the sum of their ages will be 86.
a.)How old are they both now?
b.)How old was Mr. Edwards when his daughter was born?
Write and solve an algebraic equation or inequality for this problem.
Answers: 1
Mathematics, 21.06.2019 16:00, ashl3yisbored
Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).
Answers: 3
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