Which set of points lies on the given graph?
a.
(5, 13), (1, 1), (2, –1)
b.
(5, 13), (–1, 1), (2, 1)
c.
(–5, 13), (1, 1), (2, –1)
d.
(–5, 13), (1, 1), (2, 1)
explain and give answer that would be much appreciated : )

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?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.