La o cabana s-au cazat in primele trei luni ale anului 893 de turisti. In februarie s-au cazat cu 35 de turisti mai multi decat in ianuarie si cu 17 turisti mai multi decat in martie. Cati turisti s-au cazat la cabana in fiecare luna?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

What is the number 321,000,000 in scientific notation? also what is the number? ?

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?