78 students are separated into groups of eight for a field trip how many groups are there the remaining students form a smaller group of how many students

Three coins are flipped. what is the probability that there will be at least two tails?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.