t $0$:$47$:$21$ Hide

Study the flowchart and answer the following five questions:

Construct a trace table using the following data: $2,9,7,0.$

The flowchart has one logical error $-$ identify the box in which it occurs.

How would you change the flowchart to correct the logic?

In which box does the final output occur?

Which box would you change if you wanted to output the last number input as well?