Santana Rey sees that Business Solutions's line of computer desks and chairs is popular, and she is finding it hard to keep up with

demand. Santana only has $1,221$ direct labor hours available. She must determine the best sales mix given her limited hours.

Information about the desks and chairs follows.

Required:

Determine the best sales mix and the contribution margin the business will earn at that sales mix. $($Round per unit amounts to $2$

decimal places.$)$