Carla purchases 4 books for $10.amy purchased 9 books. how much did amy spend if her books cost the same as karla's?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

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.