It's a good return on investment.

Meaning

The profit is good relative to the cost.

Examples

• John: 'This investment has paid off!'<br>
• Alice: 'Yes, <b>it's a good return on investment</b>.'
• John: 'Definitely, <b>it's a good return on investment</b>.'
• Alice: 'Was the property purchase worthwhile?'<br>