Based on the following production and sales data of Cable Co$.$ for March of the current year, prepare $($a$)$ a sales budget and $($b$)$ a production budget. Your budget needs to be neat and well organized.

Product A

Estimated inventory, March $1$

$25,000$ units

Desired inventory, March $31$

$21,000$ units

Expected sales volume:

Territory I

$385,000$ units

Territory II

$210,000$ units

Unit sales price

$$6$