Okay am I in the right direction though.
menu = ['Burger','Cake','Sandwich','Tea']
price = [32.55,22.80,15.45,10.20]
stock_dic = {key:value for key, value in zip(menu,price)}
keys = stock_dic.keys()
values = stock_dic.values()
stock = 0
for i in stock_dic.values()
stock += i
print(stock)