Restaurant Performance Index

Write a SQL query to calculate a performance index: (avg_rating * review_count) / avg_cost_for_two * 100.

Expected Columns

• restaurant_name
• performance_index

Example Output

| restaurant_name | performance_index | |-----------------|-------------------| | Hyderabadi House | 100.0 | | Tandoori Nights | 75.0 | | ... | ... |