Afood truck sells salads for 6.50 each and drinks for 2.00 each. the food truck's revenue from selling a total of 209 salads and drinks in one day was 836.50. how many salads were sold that day

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Needmax 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.

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.