Which of the types of user interface tools lets a user enter data, such as a user name?

A goal programming problem had two goals (with no priorities assigned). Goal number 1 was to achieve a cost of $2,400 and goal number 2 was to have no idle time for workers in the factory

The optimal solution to this problem resulted in a cost of $2,400 and no idle time. What was the value for the objective function for this goal programming problem? A) 2300 B) 100 C) -100 D) 0 E) None of the above

What will the mortgage balance be at the end of the 360th month assuming no prepayments?

What will be an ideal response?