Pedro was assigned to find out how much of 12 grams of radioactive isotope Francium-222 would be left after a period of time. Its half-life is 15 minutes. How much remained after 50 minutes?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Which term applies to agb and dge? a. obtuse b. supplementary c. complementary d. vertical

Roy has 4 1/2 pizzas for the soccer team to split after the game. if each member is going to get 1/2 of a pizza, how many players are on the soccer team