Mariah went to the grocery store and purchased m cartons of milk and s bags of sugar. The milk was $2.39 per carton and the sugar was $1.99 per bag. She also purchased c candy bars for $2.35 each. On the way out of the store she donated $4 to a local charity. Evaluate the following expression to determine how much Mariah spent at the grocery store:

2m + s + 3c + 4

Explain how to evaluate the expression and determine how much money Mariah spen

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.

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days