Plz 30 points! bobbi spent $52 on books, which was $16 less than twice of what she spent for a backpack. write an equation to represent what models this situation. how much did bobbi spend on the backpack?

Which rational number could be graphed between -4 and -5

The function models the number of accidents per 50 million miles driven as a function

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.