নমুনা বিস্তারিত

The given pie graphs illustrate how a certain UK school allocated its yearly expenditure across 5 distinct categories in 1981, 1991 and 2001. In general, it is clear that while most of the money was devoted to teachers' salaries, the opposite was true for insurance. Furthermore, the spending on insurance, teachers’ salaries and furniture and equipment increased over the period, whereas other workers’ salaries and resources such as books decreased. Regarding the categories that generally increased over the period, teacher salaries accounted for the largest proportion of the total school expenditure, rising from 40% in 1981 to 50% in 1991 and finished at 45% in 2001. Similarly, the expenses for furniture and equipment started off at 15% in 1981 and then plummeted to 5% 10 years later, before recovering back to 23% in 2001. As for insurance, the school spending on it grew gradually over the 30 year period, from 2% to 8%. Turning to the categories that generally decreased over the period, while the expenditure on other workers salaries trend was a gradual drop after 30 years, from 28% down to 15%, a fluctuation was witnessed in the other resources, from 15% in 1981 to 20% in 1991 and then ultimately finishing at 9%