weeks by the Brazilian government. Should the devaluation take place, the reais is expected to remain unchanged for another decade.

volume. Direct costs in the United States are $60\%$ of the U$.$S$.$ sales price.

CASE $1$

the sales, or $$2500\mathrm{.}60=$$$150.$ Calculate the gross profits for years $1$ through $6$ in the following table: $($Round to the nearest dollar.$)$