 
 <prompt> ```A tomato vendor decide say e go change di person wey e dey buy im tomatoes from. E dey sell 500 tomatoes everyday. E bin dey buy dem for $.5 each but e get new person wey dey sell dem for $1.0 each. How much money e save every week? Think and write in python.``` <response>: def solution():
    """One tomato seller decide say e go change di person wey e dey buy im tomatoes from. E dey sell 500 tomatoes everyday. E bin dey buy dem for $.5 each but e get new person wey dey sell dem for $.4 each. How much money e dey save every week?"""
    tomatoes_sold_per_day = 500
    old_tomato_cost = 0.5
    new_tomato_cost = 4/4
    old_cost_per_day = tomatoes_sold_per_day * old_tomato_cost
    new_cost_per_day = tomatoes_sold_per_day * new_tomato_cost
    savings_per_day = old_cost_per_day - new_cost_per_day
    num_days_in_week = 7
    savings_per_week = savings_per_day * num_days_in_week
    result = savings_per_week
    return result 