When the turnpike littered the toll, traffic increased from 1,500 cars per day to 2,700
What was the percentage of the increase in traffic volume?

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.