Study the table and answer the questions below it.
The total amount donated by all member countries of the OECD Development Assistance Committee was $US 79,191 million. If a pie chart is drawn for all countries, what would be the angle (to the nearest degree) representing the donation of the United Kingdom?
Correct answer: C
Explanation Amount donated by UK = 6671m (6671m/79,191m) x 360o = 30o
Which of these six countries donated the most per capital?
Explanation The correct answer is Norway 2042/4.6 = 443.9
In millions of US$, what was the average (mean) amount donated by the six largest donors of the OECD Development Assistance Committee?
Correct answer: B
Explanation Amount donated = 35,630 Average = 5,630/6 = 5,938.33
Study the chart and answer the questions below it.
The total growth in Revenue for the water sector between 1994 and 2000 is equivalent to what constant annual rate of growth?
Explanation Revenue for water sector in 1994 = 13.4m In 2000 = 16m 6 yrs growth rate = (16 -13.4)/13.4 x 100 = 20% Annual growth rate = 20% ÷ 6 = 3.3%
Approximately how much revenue did Greenco generate per company on average in 1994?
Explanation Total revenue generated in 1994 = 13.4m + 4.6m + 9.0m = 27m Number of companies = 72 Revenue generated per company = 27m ÷ 72 = 375,000
