According to the law of supply, what happens to the quantity supplied when prices go up?
a. it increases.
b. it decreases.
c. it is unchanged.
d. it is variable.

Which of the following is an example of the use of fiscal policy by the u. s. government? a. congress makes it illegal for the police union to go on strike. b. the federal reserve bank lowers the interest rate on loans to corporations. c. the department of transportation increases spending on highway repairs. d. the supreme court rules that unions have the right to collective bargaining. 2b2t

According to this excerpt, a key part of our national security strategy is

Alarge tank is filled to capacity with 500 gallons of pure water. brine containing 2 pounds of salt per gallon is pumped into the tank at a rate of 5 gal/min. the well-mixed solution is pumped out at the same rate. find the number a(t) of pounds of salt in the tank at time t.