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Stacked Bar Graph Quiz 1

Question 1

Time: 00:00:00

The bar graph given here shows the number of Associate System Eng, System Engineer and Power Programmers.

Study the graph carefully and answer the questions based on it from 1-4.

In which year was the number of associate system engineers the same as system engineers?

2006

2001

2002

2004

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2002

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Question 2

Time: 00:00:00

In comparison to the year 2002, how many more engineers in all were there in the year 2006?

1500

1900

1950

1625

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1900

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Question 3

Time: 00:00:00

In which year was the power programmer maximum?

2002

2004

2001

2006

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2006

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Question 4

Time: 00:00:00

The number of engineers having their qualification as system engineer in the year 2004 was:

1050

1085

550

620

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550

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Question 5

Time: 00:00:00

Study the given graph carefully and answer the questions based on it.

The ratio of the number of years, in which the bitcoin transactions are above the average bitcoin transactions, to those which the transactions are below the average transaction?

5:6

3:5

3:6

4:4

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Average Bitcoin Transaction = (2640 + 3720 + 2520 + 3360 + 3120 + 4320 + 5040 + 3120) / 8 = 3480

the transaction years, below the average = 2010-11, 2012-13, 2013-14, 2014-15, 2017-18

The years above the average = 2011-12, 2015-16, 2016-17

Hence, the ratio will be 3:5.

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Question 6

Time: 00:00:00

The bitcoin transactions in 2016-17 was how many times that in 2013-14?

1.3

1.5

1.6

0.5

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Transactions in 2016-17 = 5040

Transactions in 2013-14 = 3360

Answer will be 5040/3360 = 1.5

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Question 7

Time: 00:00:00

For each year, the percent increase of bitcoin transactions over the previous year is the highest?

2011-12

2012-13

2013-14

2015-16

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First the years in which transaction rose compared to previous year = 2011-12, 2013-14, 2015-16, 2016-17

Percentage increase in these years compared to last year, 2011-12 = (3720 – 2640)/ 2640 × 100 = 40.9090%

2013-14 = (3360 – 2520)/ 2520 × 100 = 33.33%

2015-16= (4320 – 3120)/ 3120 × 100 = 37.88%

2016-17 = (5040 – 4320) / 4320 × 100 = 16.67%

Hence, the ans. Is 2011-12.

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Question 8

Time: 00:00:00

The bitcoin transactions in 2015-16 were approximately what percent of the average bitcoin transactions over the period under review?

95%

110%

115%

125%

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Average bitcoin transaction is 3480. bitcoin transactions in 2015-16 = 4320.

Hence, percentage = [4320/ 3480] × 100 = 124.14% = 125%

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Question 9

Time: 00:00:00

The following chart represents the number of students of PrepInsta who passed either the TCS NQT exam or TCS Ninja exam or TCS Digital or none of these exams.

(Assume that there are no students who passed more than one exam.)

Study the graph carefully and answer the questions based on it.

What was the percentage of students who cleared the TCS NQT in 2018?

18.96%

12.69%

17.42%

11.76%

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We need to calculate percentage of students who cleared TCS NQT in 2018,

As shown above, there are 20 students who cleared TCS NQT in 2018.

And, Total students are 170

Hence, 20/170 × 100 = 11.76%

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Question 10

Time: 00:00:00

What was the percentage of students who succeeded in at least one of the three exams in 2018?

82.45%

82.8%

82.35%

83.3%

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Total students = 170

No. of students who are in none category = 30

Therefore, percentage of students who have cleared at least one = [(170 – 30) / 170] × 100 = 82.35%

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