At a restaurant:
The price of a bottle of house wine (0.75l) => 17 euro [cheapest] -> 295 euro [the most expensive]]
The price of a sirloin/steak meal => 15$ [10.2 euro]
The price of a pizza =>
Typical food => Escargots in a lemon-chervil beurre blanc 9$ [6.12 euro] / foie gras 18$ [12.25 euro]

At a bar
The price of a bottle of beer (0.33l) => 4$ [2.72 euro]
The price of a cocktail => 6$ [4.08 euro]

At the local supermarket
The price of a bottle of water (1l) => 0.6 euro
The price of a can of Coca Cola (0.33l) => 0.6 euro
The price of a can of beer (0.33l) => 0.8 euro

Rent a small car
Rent of car for 1 day => 50 euro/day
Rent of car for 3 days => 144 euro
Rent of car for 7 days => 239 euro

Sources:
http://www.linternaute.com/restaurant/home/6/842/antibes/
http://www.lantibes.com/menu.html
http://www.lesvieuxmurs.com/eng/menus.asp#
http://www.restaurant-albert1er.com/carte_restaurant_albert1er.htm
http://www.antibes-juanlespins.com/eng/index.html
http://www.webcarhire.com/car-rentals/car-rentals-antibes.htm#
http://www.antibesjuanlespins.com/actualites/act_rub~modid~1~rubid~25.htm
http://www.lecapdantibes.com/