The bar chart compares the amount of money utilized to buy fast foods every week among British with different incomes, and the line graph gives information about the amount of consumption of various types of fast foods over twenty years between 1970 and 1990.
Overall, it is obvious that the high-income groups spend the most amount of expenditure to buy junk foods, while the low-income groups spend the least amount of money on that. On the other hand, Hamburgers and pizza have upward trends over the given period among other fast food items.
When it comes to expenditure on junk foods, both high and average income category spent the largest amount of money on hamburgers, with just over 40 and 32 pence per person every week, respectively. By comparison, low-revenue class people tend to consume the highest amount of money on fish and chips(more than 15 pence per person). Pizza ranks second for utilizing money ,with nearly 20 pence, in high-revenue group.
Regarding consumption of fast foods, in 1970, Pizza, Hamburgers, and Fish and Chips started at nearly 50, 100, and 300 grammes, sequentially. Hamburgers rose gradually over the next 20 years, and it overtooks fish and chips, at about 200 grammes, in 1982. There was a moderate decrease in the consumption of Fish and chips generally during the given period. Furthermore, pizza moves upward slightly over the shown period in the graph.