Okun's law models the relationship between GDP and
A)the economy
B)the stock market
C)unemployment
D)employment

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Which of the following is not a subset of {1,2,3}?