The Johnson family buys gasoline at three different gas stations during a car trip. At the first station, they pay 25.20 for 12 gallons of gas.
At the second station, they pay 19.71 for 9 gallons of gas.
At the third station, they pay 33.12 for 16 gallons of gas.

What is the rate AND the unit rate of the cost per gallon at each station?

Simplify the expression 10/11(22z) + (a+5) -1

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.

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