In 2005, the total waste generated in a certain country was 7.446 x 10^11 pounds. Also in 2005, the country's population was 3.88 x 10^7 people. Determine the garbage per capita (per person) in that country in the year 2005.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Which ordered pair is a solution of the equation? 2x+3y=10

Carli has 90 apps on her phone. braylen has half the amount of apps as theiss. if carli has three timesthe amount of apps as theiss, how many apps does braylen have? let b represent the number of braylen's apps and t represent the number of theiss's apps.