A company sells a product for $6.3 per unit. Fixed expenses total $37.09k per month and variable expenses are $2.7 per unit. Calculate the number of units that must be sold each month to realize a profit of 16.43% of sales. Note: The term "k" is used to represent thousands ( $1,000). k (INPUT YOUR ANSWER IN K, ROUNDED TO 3 DECIMAL PLACES. FOR EXAMPLE: 7.321)