Suppose the problem is solved using the Solver, and the Solver Results Dialogue shows:

Solver Results

Solver could not find a feasible solution.

Keep Solver Solution

Reports

Feasibility

Feasibility$-$Bounds

Restore Original Values

Return to Solver Parameters Dialog

Outline Reports

Solver could not find a feasible solution.

Solver can not find a point for which all Constraints are satisfied.

Given this result, winich of the following events may have occurred?

The solution found for this problem is infinite.

There might be a problem with one of the functions that was entered in the Excel workbook.

Exactly two answers are correct.

There might be a problem with the way the problem was entered into the Solver.

The optimal solution was found.