1:A puppy weighed 13 pounds, at the next checkup the puppy weighed 21.5 pounds. How much weight did the puppy gain?
2:The car had 13 gallons of gas in it. After a long drive, the car now has 6 gallons of gas in it, how much gas did the car use?

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

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.

Which of the following represents the factorization of the trinomial below? x^2+7x-30