Ashopping mall charges $30 per vehicle plus $2 per person as an admission fee. the total charge for a vehicle with x people is f(x) = 2x +30. how will the graph of this function change if the per vehicle charge is changed to $10 per vehicle? the line will shift vertically down by $10. the line will shift vertically up by $20. the line will shift vertically up by $10. the line will shift vertically down by $20.

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

Now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.