Consider a perfectly competitive market for apples, with the following demand and supply equations:
d: p = 2,000 – qd
s: p = qs – 1,990
equilibrium price: $5
equilibrium quantity: 1995
a farmer, jodi, faces the following marginal cost: mc = q – 2, and is making profit in the short run.

find the equilibrium price and quantity for farmer jodi.

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?