Answer:
Appliance store has better rate than department store.
Explanation:
Appliance store gives 2 for $95
So price of 1 will be = 95/2 = $47.5
Department store sells 5 for $250
So price of 1 will be = $250/5 = $ 50
So as a buyer we are in profit when buy from appliance store because we are at a profit of $2.5 per lamp.
I hope it will help you!