▶ Your Answer :
The three pie charts illustrate the alternatives->changes/alternations in yearly spending, by a particular school in United Kingdom, in three decades from 1981 to 2001. It is clearly seen (in the chart) that the spending were changing->were changed every ten years for->in insurance, salaries, equipment, and resources.
In 1981, the first chart shows that the proportions of teachers' salaries for teachers and other workers' were the highest, constituting 40% and 28% respectively. Next, the school spent equally 15% of its total budget for each resource and equipment and then insurance cost just took 2%.->2% in insurance cost
In 1991, school increased the budget for teacher incomes to 50% while it just gave ->maintaining 5% for furniture and equipment investment. The percentages of resources, other workers salaries, and insurance costs stayed almost stable. By contrast, the rate of equipment rose significantly to 23% and there was another considerable increase in insurance payment to 8%. The percentages for teachers, other employee, and resources investment declined remarkably to 45%, 15% and 9% respectively.
In conclusion, even though there was some fluctuation in payment rate, school always gave the highest percentage for teacher incomes.
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