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Directions (1-5): Study the table carefully to answer the questions that follow: Number of candidates (in hundreds) hired by ...

# CAT -GRE - Data Interpreation - Tables

Directions (1-5): Study the table carefully to answer the questions that follow:
Number of candidates (in hundreds) hired by five different companies  in six years
 Year A B C D E M F M F M F M F M F 2009 12.4 8.3 14.3 8.4 4.3 3.4 4.7 3.1 9.8 3.1 2010 11.6 6.4 8.9 7.2 4.9 4.3 5.8 1.3 7.3 4.3 2011 13.7 7.8 7.6 4.8 8.8 6.8 9.3 7.3 8.1 3.2 2012 18.4 9.9 10.4 8.4 7.4 7.2 9.6 10.4 5.6 4.2 2013 17.0 13.4 9.6 7.2 8.9 6.1 8.0 7.2 6.8 3.1 2014 17.4 16.2 8.4 5.2 11.8 10.5 8.3 6.7 8.5 6.3
1.  What is the percentage decrease in the number of male candidates who were selected by company -D in the year 2013 in comparison to the previous year?
a) 12.5     b) 16.66%     c) 7.5    d) 15.8    e) None of these
Solution:

Decrease in the number of Male candidates = (9.6 – 8.0) hundred = 1.6 hundred
\ Percentage decrease =$\frac{1.6}{9.6}$ x   100 = 16.66%

2.  Number of Female candidates who were selected by Company-C in the year 2011 was approximately what percentage of the number of Male candidate who were selected by Company-A in the year 2013?
a) 40      b) 35     c) 16 2/3%   d) 30%   e) 25%
Solution: Required percentage =$\frac{6.8}{17.0}$ x  100 % = 40%

3. From which company and in which years respectively was the number of Female candidates who were selected more than the number of Male candidates who were selected by the company?
a) Company-C and Year 2011
b) Company-B and Year 2014
c) Company-D and Year 2012
d) Company-B and Year 2012
e) Company-E and Year 2009
Solution:
It is obvious from the table, that Company D in year 2012 selected male candidates 9.6 hundreds and female candidates 10.4.

4.  What was the approximately average number of Female who were selected by the  Company D over all the years together?
a) 600           b) 480       c) 400       d) 330       e) 380
Ans: (a)
Solution:  Average number of Female who passed from Company E
= $\frac{(3.1+1.3+7.3+10.4+7.2+6.7)}{6}$ x  100= $\frac{(36 \times 100)}{6}$ = 600

5. Twenty percent of the total students who were selected by the all companies together in the year 2014 got Rs 20000 basic salary. What was the number of such candidates who got that basic salary?
a) 1760    b) 1986    c) 1860  d) 8350   e) None of these
Ans.(b)
Solution:  Total candidates who were selected by all companies  together in the year 2014 = 99.3 hundreds
\  Number of students who got basic salary
=  $\frac{99.3\,\times\,20}{100}$  hundreds
= 1986

Directions (6 - 10): Study the following table carefully to answer the questions that follow:
Number of medals won by the five different countries in six Olympic games
 YEAR COUNTRY China USA India Russia England 1992 1996 2000 2004 2008 2012 120 140 42 132 90 64 65 60 50 38 74 46 35 70 56 108 76 82 65 36 42 41 45 69 64 28 110 59 63 80

6.  Which country won second highest number of medals over all the Olympics together?
a)China     b) Russia   c) India     d) England   e) USA
Solution:  It is obvious from the table.
China = 588; USA = 333; India = 427    Russia = 298    ; England = 404
India won second highest number of medals over all the years together.

7. What was the approximate percent increase in number of medals won by country-India in the year 2004 from the previous Olympics?

a) 85%      b) 75%      c) 93%     d) 60%    e) 88%
Solution:
Required percentage increase = $\frac{108-56}{56}$ x   100%
= $\frac{52}{56}$ x 100 %= 93%

8. If 50 percent of the medals won by USA in the year 2000 were gold medals. 10 percent were bronze and remaining were silver medals, what was the number of silver medals won by that country?
a) 20       b) 33        c) 43       d) 37      e) None of these
Solution:  Total medals won by country USA  in the year 2004 = 50
Number of gold and bronze medals = (50+10)% of 50 = 30
\ Number of silver medals won = 50-30 =20

9. Number of medals won by country- China in the years 2012 was approximately what percentage of the number of medals won by country-Russian in the year 1996?
a) 144%      b)250%       c) 154%       d) 60%      e) 75%
Solution:  Number of medals won by China in 2012 = 64
Number of medals won by Russia in 1996 = 36
Required percentage = $\frac{64}{36}$ x 100 %= 250

10.  One of the countries performances decreased consistently from the year 1992 to the year 2012. Which of the following is that country?
a) A     b) B      c) C          d) D       e) None of these
Solution:  It is obvious from the table , such country is not there in the table

Directions (11 - 15):
Study the following table carefully to answer the questions that follow:

Number of employees retired from a company ABC during 6 different years.

 Years Finance Marketing IT HR Mfrg 2010 25 52 16 06 42 2011 37 61 19 18 51 2012 29 69 24 12 37 2013 54 72 18 27 54 2014 42 64 15 54 44 2015 56 84 45 36 63
11.  What is the difference between the total number of employees retired from Finance Dept  in the year 2012, 2013 and 2014 and the number of employees retired from  Marketing dept in the year 2014?
a) 47             b) 64       c) 36        d) 61        e) 68
Solution:
Number of employees retired from finance dept in the years 2012, 2013 and 2014 = (29+54+42) =125
Number of employees retired from Marketing dept in the year 2014=64
Required difference
= (125 – 64) =61

12.  Total number of employees retired from MANUFACTURING in the years 2011 and 2012 together was approximately what per cent of the total number of employees retired from IT over all the years together?
a) 70             b) 54         c) 65        d) 75      e) 80
Solution: Total number of soldiers retired from IT over all the years together.
= (16 + 19 + 24 + 18 + 15 + 45) = 137
Number of employees retired from Manufacturing in the years 2011 and 2012 = (37+52) =89
\ Required percentage = $\frac{89}{137}$ x   100 = 65%

13. What was the average number of employees retired together in the year 2013?
a) 43         b) 47       c) 23         d) 52         e) 54
Solution:  Required average
=$\frac{ (54+72+28+27+54)}{5}$  = $\frac{235}{5}$  = 47

14. In which department the number of the employees retired continuously increased from the year 2010 to 2015?
a) Finance
b) Marketing and MANUFACTURING only
c) HR
d) IT only
e) None of these