Study the chart and answer the questions below it.
What was the percentage increase in the cost of exploration from 2007 to 2008?
Correct answer: A
Explanation Cost of exploration in 2007 = 0.2 x 3,400,000 = 680,000 Cost of exploration in 2008 = 0.29 x 4m = 1,160,000 % increase = (1,160,000 - 680,000)/680,000 x 100 = 71%
What was the total expenditure of mining and logistics in 2007?
Correct answer: C
Explanation Total 2007 expenditure = 3,400,000 Mining = 19% of 3,400,000 = 646,000 Logistics = 18% of 3,400,000 = 612,000 646,000 + 612,000 = 1,258,000
Study the table and answer the questions below it.
If 90% of cars in Argentina are owned by urban dwellers, what percentage of urban dwellers own cars (assuming a maximum of one car per person)?
Correct answer: D
Explanation Total number of vehicle cars = 1.1m Urban dwellers own (90/100) x 4.1m = 3.69m cars Ratio of urban to rural = 86.4 : 13.6 Total pop = 35.6 Urban dwellers = (86.4/100) x 35.6 = 30.76m % of urban dwellers with cars = (3.6m/30.76m) x 100 = 12%
Study the table and answer the questions below it
What was the average annual percentage growth in Net Sales for 1999 and 2000?
Correct answer: E
Explanation Net sale of 1999 = 2508 Net sale for 2000 = 2709 % growth = (2709 - 2508)/2508 = 7.9%
The average annual growth rate in Net Sales for the industry from 1995 onwards was 20%. By how many EUR did the Net Sales of IPG exceed the industry average by 1997?
Explanation Industry average for 1995 = 1600 Growth rate = 20% In 1996, Industry average net sale = 1600 x 1.2 = 1920 In 1997, it is 1920 x 1.2 = 2304 The net sale for IPG exceeds industry average by 2568 - 2304 = 264 Hence none of these is the right answer
