A rectangular box is to have a square base and a top volume of 40 ft^3. If the material for the base costs $0.31/ft^2, the material for the sides costs $0.05/ft^2, and the material for the top costs $0.19/ft^2, determine the dimensions of the box that can be constructed at minimum cost.

Someone answer asap for ! 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.

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute

Arational number that is equivalent to -20/4?