A local toolmaker makes the best hammers on the market. The head of the hammer costs $19.75 and the handle costs $3.52. It takes 1.4 minutes to assemble the hammer and the hourly cost is $73 for assembly time. The company has fixed operating costs of $27746 per month. They sell the hammers for three times their total variable cost. The company wants to make a monthly profit of $14085. How many hammers must they sell? Round to the nearest whole number