The denarius was a unit of currency in ancient rome. suppose it costs the roman government 101010 denarius per day to support 333 legionaries and 333 archers. it only costs 333 denarius per day to support one legionary and one archer. use a system of linear equations in two variables.
can we solve for a unique cost for each soldier?

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

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.

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4