Leos total bill at the blue lobster ame to $45.90. he wanted to leave a 20% tip what would the total cost with the be?

To find the total amount Leo should give, simply find the 20% of his bill then add it.

Total cost = $45.90 + ($45.90 × 0.20)
Total cost = $45.90 + $9.18
Total cost = $55.08

Therefore, Leo should give $55.08 in total to leave a 20% tip.