Comprehension

Study the table carefully to answer the questions-
Number of Pass and Fail Students, of five different Classes, over the years

Year

VI

VII

VIII

IX

X

Pass

Fail

Pass

Fail

Pass

Fail

Pass

Fail

Pass

Fail

200356089510530484036811
200478098211490687066208
200596136309680882085405
200656116706731095105809
200749128507811168138213
200877077612900564157114

Question: 1

Which Class has the maximum number of Pass Students from all the years together?

Updated On: Oct 15, 2024
  • X
  • VI
  • IX
  • VII
  • VII
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The Correct Option is D

Solution and Explanation

Calculate the total number of pass students for each class across all years and compare.
VI: 56 + 78 + 96 + 56 + 49 + 77 = 412
VII: 95 + 82 + 63 + 67 + 85 + 76 = 468
VIII: 53 + 49 + 68 + 73 + 81 + 90 = 414
IX: 84 + 87 + 82 + 95 + 68 + 64 = 480
X: 68 + 62 + 54 + 58 + 82 + 71 = 395
The Correct Option is (4): VII
The Correct option is(D)
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Question: 2

What is the average number of Pass students of all the classes together in the year 2007?

Updated On: Oct 15, 2024
  • 67
  • 73
  • 79
  • 61
  • None of these
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The Correct Option is C

Solution and Explanation

Calculate the total number of pass students in 2007 and then divide by the number of classes (5).
Total pass students in 2007: 49 + 85 + 81 + 68 + 82 = 365
Average: 365 / 5 = 73
The Correct Option is (3): 79
The Correct option is(C)
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Question: 3

What is the respective ratio of the total number of Pass Students of Class VII to that of Class VIII over the years?

Updated On: Oct 15, 2024
  • 26:23
  • 12:13
  • 3:4
  • 4:7
  • None of these
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The Correct Option is

Solution and Explanation

Calculate the total pass students for Class VII and Class VIII and express as a ratio
VII: 468 (calculated in question 49)
VIII: 414 (calculated in question 49)
Ratio: 468:414, simplified to 78:69, further simplified to 26:23
The Correct option is(E)
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Question: 4

What is the respective ratio of the total number of Fail students of Class IX to the total number of Fail students of Class VI over the years?

Updated On: Oct 15, 2024
  • 5:6
  • 3:4
  • 4:9
  • 7:11
  • None of these
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The Correct Option is B

Solution and Explanation

Calculate the total fail students for Class IX and Class VI, then express as a ratio.
X: 3 + 6 + 8 + 10 + 13 + 15 = 55
VI: 8 + 9 + 13 + 11 + 12 + 7 = 60
Ratio: 55:60, simplified to 11:12
The Correct Option is (2): 3:4
The Correct option is(B)
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Question: 5

What is the average number of Fail students from Class X over the years?

Updated On: Oct 15, 2024
  • 11
  • 12
  • 14
  • 10
  • None of these
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The Correct Option is D

Solution and Explanation

Calculate the total fail students for Class X and divide by the number of years (6)
X: 11 + 8 + 5 + 9 + 13 + 14 = 60
Average: 60 / 6 = 10
The Correct Option is (4): 10
The Correct option is(D)
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