Exercise $2-11$A $($Algo$)$ Mixed cost at different levels of activity LO $2-1$

Stuart Corporation paid one of its sales representatives $$4,000$ during the month of March. The rep is paid a base salary plus $$15$ per unit of product sold. During March, the rep sold $150$ units.

Required

Calculate the total monthly cost of the sales representative's salary for each of the following months:

$\backslash$table$[[$Month$,$April,May,June,July$],[$Number of units,,$190,,100,,200,,110],[$Total variable cost,,,,,,,,$],[$Total fixed cost,,,,,,,,$],[$Total salary cost,$$,0,$$$,0,$$$,0,$$$,0]]$