Pe fiecare petala colorata cu galben scrie un nr mai mic decat cel din centrul florii, iar pe fiecare petala colorata cu verde scrie un nr mai mare decat cel din centrul florii astfel incat toate nr scrise sa se rotunjeasca prin nr date

Iam so stuck. what is the worked out answer for this question?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?