Line Graph

1

Consider the following graph in which the birthrate and death rate of a country are given, and answer the two items that follow.

1. Looking at the graph, it can be inferred that from 1990 to 2010

  1. population growth rate has increased
  2. population growth rate has decreased
  3. growth rate of population has remained stable
  4. population growth rate shows no trend

2. With reference to the above graph, consider the following statements considering 1970 as base year:

  1. Population has stabilized after 35 years.
  2. Population growth rate has stabilized after 35 years. 
  3. Death rate has fallen by 10% in the first 10 years. 
  4. Birthrate has stabilized after 35 years.

Which of the above are the most logical and rational statements that can be made from the above graph?

  1. 1 and 2 only
  2. 1, 2 and 3
  3. 3 and 4
  4. 2 and 4

Answers

  1. B
  2. A

Population growth rate = birth rate - death rate

From 1990 to 2010, birth rate is decreasing and death rate is almost constant. So, population growth rate is decreasing.

2

Consider the following graph:

 

Which one of the following statements is not correct with reference to the graph given above?

  1. On 1st June, the actual progress of work was less than expected. 
  2. The actual rate of progress of work was the greatest during the month of August.
  3. The work was actually completed before the expected time. 
  4. During the period from 1st April to 1st September, at no time was the actual progress more than the expected progress.
3

Answer the questions on the basis of the data presented in the figure below.

 

1. During 1996-2002, the number of commodities that exhibited a net overall increase and net overall decrease, respectively, were

  1. 4 and 2
  2. 2 and 4
  3. 5 and 1
  4. 3 and 3

2. The number of commodities that experienced a price decline for two or more consecutive years is

  1. 2
  2. 3
  3. 4
  4. 5

3. For which commodities did a price increase immediately follow a price decline only once in this period?

  1. Rice, edible oil and dal
  2. Egg and onion
  3. Onion only
  4. Egg and dal
4

The length of an infant is one of the measures of his or her development in the early stages of his or her life. The figure below shows the growth chart of four infants in the first five months of life.

1. After which month did Seeta's rate of growth start to decline?

  1. Never
  2. Second month
  3. Third month
  4. Fourth month

2. Who grew at the fastest rate in the first two months of life?

  1. Shyam
  2. Geeta
  3. Ram
  4. Seeta

3. The rate of growth during the third month was the lowest for

  1. Ram
  2. Shyam
  3. Seeta
  4. Geeta

4. Among the four infants, who grew the least in the first five months of life?

  1. Shyam
  2. Ram
  3. Geeta
  4. Seeta
5

Bell Electronics sells only five products - Laptops, Desktops, Printers, Netbooks and Tablets. The pie chart given below shows the percentage contribution of each product in the total revenue of Rs. 500 crores generated by Bell Electronics in the fiscal year 2012-13.

 

For analyzing the data, the fiscal year 2012-13 was divided into four quarters (Qtr) of three months each. The line graph given below shows the quarter-wise percentage break-up of the total revenue generated by each product in the fiscal year 2012-13.

1. Which product generated the maximum revenue in the 3rd quarter of the fiscal year?

  1. Printers
  2. Laptops
  3. Desktops
  4. Tablets

2. In which quarter was the revenue generated by Laptops equal to the revenue generated by Desktops?

  1. 1st
  2. 2nd
  3. 3rd
  4. 4th

3. What was the ratio of the revenue generated by Printers in the 2nd quarter to the revenue generated by Laptops in the 4th quarter?

  1. 1 : 2
  2. 2 : 3
  3. 2 : 1
  4. 3 : 2
6

In a country called XYZ, the number of patients changes every year. The graph given below shows the percentage change in the number of patients w.r.t. the previous year. The table given below shows the number of hospitals available in XYZ. The number of patients in 1999 were 2,00,000.

 

Year  Number of Hospitals
2000 4700
2001 4850
2002 5100
2003 5200
2004 5350
2005 5500
2006 5700

1. Find the year for which the Unhealthiness Index of XYZ was the maximum

  1. 2000
  2. 2003
  3. 2004
  4. 2006

2. In 2006, WHO launched a massive health improvement program in XYZ. As a result there was 30% reduction in the number of patients per year for the next two years and the number of hospitals in the country was also increased by 10% per year during the same period. Find the un-healthiness Index of XYZ for the year 2008.

  1. 21.3
  2. 15.4
  3. 19.8
  4. 13.9 

3. The Government of XYZ targets an Unhealthiness Index of 15 for the year 2007. By approximately what percent should the number of hospitals be increased in 2007 over the previous year if the number of patients in 2007 is expected to decrease by 40% over the previous year?

  1. 37%
  2. 34%
  3. 27%
  4. 47%