The given charts indicate the proportion of money spent on eating fast foods every week and the consumption of fast foods in a specific period between 1970 and 1990.
Overall, the most consumption of fast foods in high income and average income people is for hamburgers per week. And in the low income people the most fast foods they prefer to eat every week is fish and chips. Also, the consumption of hamburgers and pizza underwent a significant increase; by contrast, fish and chips fast food had a delice in consumption from 1970 to 1990.
It is clear from the bar chart, the money spent on eating hamburgers per week with high income and average income both of them are around 43 pence per person, and the money is spending on eating fish and chips for high income and average income people are about 17 and 25 pence per person per week respectively. The consumption of pizza of low income people is the least witch accounted for 8 pence per week per person.
By the given data from the line graph, the consumption of hamburgers and pizza increased significantly by two decades. The proportion of hamburgers and pizza consumed in 1970 was about 90 and 65 grammes respectively, but in 1990 both of them are around 550 and 280 respectively. The number of fish and chips fast food consumed in 1990 is 300 grammes; however by the end of the period the consumption of fish and chips declined gradually to about 220 grammes.
