any help is welcomed thanks

Tashito Inc. has decided to use the high-low method to estimate the total cost and the forced and variable cost components of the total cost. The data for vanous levels of produch are as follows: Units Produced Total Costs 3,300 1,300 5162,400 104,400 2,300 154,740 a. Determine the vantable cost per unit and the total led cost Variable cout (Round to two decimal places.) 29 X perunt Total xed cost 66,700 X b. Based on part() estimate the total cost for 1,660 units of production Total cost for 1,660 unit: 114,840