An arts academy requires there to be 4 teachers for every 60 students and 5 tutors for every 40 students How many students does the academy have per teacher? Per tutor? How many tutors does the academy need if it has 72 students?

Multiply. write your answer in simplest form. 3/8 x 5/7

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

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.