Use the following information to answer Questions below.

Overton Industries has the following sales forecasts for its hip waders next year:

First Quarter. $q,\mathrm{.}20,000$ pairs

Second Quarter................ $8\%$ decrease over first quarter

Third Quarter. $q,$

Fourth Quarter. $q,5\%$ increase from second quarter $3\%$ increase over first quarter

a$.$ What is Overton's estimated sales in units for next year?

b$.$ What is Overton's estimated sales revenue for next year if each pair sells for an average of $$30?$