Aptitude Questions: Data Interpretation Set 28

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I.Study the following table carefully to answer the given questions

1. The no of appeared candidates from state MP increased by 70%  from 2005 to 2006 then what is the number of Qualified students in 2006 in the same state ?
   A.380
   B.460
   C.366
   D.420
   E.None of these
   
   Answer & Explanation

   Answer – C.366
   Explanation :
   430*170/100 = 430+301 = 731
   Qualified = 731*50/100 = 365.5 = 366
   
   
   
2. The no of students qualified from Assam in 2007 is 246, then what is the ratio of Qualified students and not Qualified students in the same year in Assam ?
   A.59:41
   B.41:59
   C.59:46
   D.42:55
   E.None of these
   
   Answer & Explanation

   Answer – B.41:59
   Explanation :
   41% = 246
   100% = 600
   246:354 = 41 : 59
   
   
   
3. If the total number of students Qualified in 2008 in all the states together is 712, then the no of students Qualified in state UPis  what % of the  total no of students appeared in the State UP(round off to the whole number) ?
   A.64%
   B.56%
   C.50%
   D.48%
   E.None of these
   
   Answer & Explanation

   Answer – D.48%
   Explanation :
   560*x% + 530*48% + 564*34% = 712
   560*x/100 + 254+192 = 712
   560*x/100 = 266
   X = 266*100/560 = 47.5%
   
   
   
4. Find the average number of students qualified from the sate UP in all the years together ?
   A.410
   B.278
   C.340
   D.360
   E.None of these
   
   Answer & Explanation

   Answer – C.340
   Explanation :
   Avg =[400*68% + 670*62% + 520*76% + 266 + 630*56%]/5
   =  272+415+395+266+353/5
   = 1701/5 = 340.2 = 340
   
   
   
5. What is the difference between the no of students Qualified in 2009 and 2007 in all the states together ?
   A.52
   B.69
   C.43
   D.37
   E.None of these
   
   Answer & Explanation

   Answer – A.52
   Explanation :
   2007 : 395+292+246 = 933
   2009 : 353 + 250 + 382 = 985
   Diff = 985 – 933 =52
   
   
   

II.Study the following graph carefully to answer the given questions

1. What is the total no of staff in IT, ECE and MEC ?
   A.390
   B.425
   C.345
   D.478
   E.None of these
   
   Answer & Explanation

   Answer – B.425
   Explanation :
   Total  = 760*12/100 + 760*27/100 + 760*17/100
   = 91+205+129 = 425
   
   
   
2. If three-seventh of the staff whose in  CSE are female, then the no of female staff is what % of the total no of staff whose in EEE ?
   A.15%
   B.13%
   C.17%
   D.21%
   E.None of these
   
   Answer & Explanation

   Answer – A.15%
   Explanation :
   EEE = 760*23/100 = 175
   CSE = 760*8/100 = 61
   61*3/7 = 26
   % = 26*100/175 = 14.8 = 15%
   
   
   
3. What is the difference between the total no of staff whose in CSE and IT together to the total no of staff whose in Civil and EEE together ?
   A.140
   B.210
   C.167
   D.122
   E.None of these
   
   Answer & Explanation

   Answer – D.122
   Explanation :
   CSE+IT = 61+ 91 = 152
   Civil + EEE = 99+175 = 274
   Diff = 274 – 152 = 122
   
   
   
4. What is the ratio of number of Staff in Civil to the total no of staff in IT and MEC ?
   A.13:17
   B.9:20
   C.20:11
   D.11:18
   E.None of these
   
   Answer & Explanation

   Answer – B.9:20
   Explanation :
   C : IT+Mec = 99 : 91+129 = 99: 220 = 9:20
   
   
   
5. If the number of female students in ECE is 40% of the total no of staff in ECE, then find the total no of male staff ?
   A.82
   B.97
   C.104
   D.123
   E.None of these
   
   Answer & Explanation

   Answer – D.123
   Explanation :
   ECE = 205
   F = 205*40/100 = 82
   M = 205-82 = 123
   
   
   

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