Question 1

The number of persons killed in coal mines in 2006 was what percent of those killed in industrial accidents in that year?

Accepted Answer

Question 2

In which year, minimum number of persons killed in industrial accidents and coal mines together?

Accepted Answer

From the above given figure , the minimum number of persons killed in industrial accidents and coal mines are ( 800 + 200 ) = 1000 in 2009 Hence the minimum number of persons were killed = 1000 (In 2009)

Question 3

In which year, maximum number of persons were killed in industrial accidents other than those killed in coal mines?

Accepted Answer

From the above given figure , we can see that The maximum number of persons killed in industrial accidents are 1200 in 2006 Hence the maximum number of persons were killed in industrial accidents = 1200 (in 2006)

Question 4

In which year, minimum number of persons were killed in coal mines other than those killed in industrial accidents?

Accepted Answer

From the given above figure , the minimum number of persons killed in coal mines are 150 in 2007 Hence the minimum number of persons were killed in coal mines = 150 (in 2007)

Question 5

In a year, on an average, how many persons were killed in industrial accidents and coal mines together?

Accepted Answer

Question 6

What was the difference in the number of B type mobiles produced in 2007 and 2008?

Accepted Answer

Question 7

If 85% of the D type mobiles produced in each year were sold by the company, how many D type mobiles remained unsold?

Accepted Answer

Question 8

For which models was the percentage variation in production from 2007 to 2008 the maximum?

Accepted Answer

Question 9

If the percentage production of A type mobiles in 2008 was same as that in 2007, then the number of A type mobiles produced in 2008 would have been

Accepted Answer

Question 10

Total number of mobiles of models A, B and E manufactured in 2007 was

Accepted Answer

Question 11

In between which of the following two successive finacial years increase in taxation was at the highest level?

Accepted Answer

Between the financial years 2005-06 and 2006-07, maximum incresase of Rs. 670 cores had been registered in taxation.

Question 12

Total increase in taxation was how much percent between the years 2004-05 and 2005-06?

Accepted Answer

Percentage of total increase = (1730 - 1260)/ 1260 x 100 = 470 x 100/ 1260 = 37.3%

Question 13

Percentage decrease in taxation in between the years 2006-7 and 2007-08 was:

Accepted Answer

Percentage of total decrease in taxation between the years 2006-07 and 2007-08 = (2400 - 675/ 2400 x 100 = 1725 x 100/ 2400 = 71.8%

Question 14

Between the years 2005-06 and 2006-07 the taxation was increased by:

Accepted Answer

Increase in taxation in between the financial years 2005-06 and 2006-07 = Rs. (2400 - 1730) = RS. 670 crores

Question 15

What is the average amount of taxation during all these years?

Accepted Answer

Average of the total taxation during the years = total taxation for all the years / 6. Average of the total taxation during the years = 600 + 725 + 1260 + 1730 + 2400 + 625 = 7390/6 = 1231.7 crores

Question 16

In which class pass percentage of boys is more than the average pass percentage of girls of the school?

Accepted Answer

Average pass percentage of girls = Total number of girls for pass the class/7 Average pass percentage of girls = 80 + 80 + 40 + 90 + 80 + 50 + 70/7 = 490/7 = 70% Therefore. in class VI pass percentage of boys is more than the average pass percentage of girls.

Question 17

In which class number of failed girls is minimum?

Accepted Answer

In class IV pass percentage of girls is the highest. Thereore in this class only number of failed girls is the minimum.

Question 18

Result of which class shows maximum difference between pass percentage of the girls and the boy?

Accepted Answer

Difference between pass percentage of girls and boys in class I = 80 - 45 = 35% Difference between pass percentage of girls and boys in class II = 80 - 70 = 10% Difference between pass percentage of girls and boys in class III = 50 - 40 = 10% Difference between pass percentage of girls and boys in class IV = 90 - 70 = 20% Difference between pass percentage of girls and boys in class V = 80 - 55 = 25% Difference between pass percentage of girls and boys in class VI = 80 - 50 = 30% Difference between pass percentage of girls and boys in class VII = 70 - 50 = 20% Hence, it is clear that result of class I shows maximum difference between pass percentage of the girls and the boys.

Question 19

Average pass percentage of boy in classes II and III is equal to average pass percentage of girls in which of the following classes?

Accepted Answer

As per graph Average pass percentage of the boys in classes II and III = 70 + 50/2 = 120/2 = 60% As per given graph we can find that Average pass percentage of the boys in classes VI and Vii = 50 + 70/2 = 60% Therefore. average pass percentage of boys in classes II and III is equal to the average pass percentage of girls in classes VI and VII.

Question 20

In which of the following classes pass percentage of girls is less than the average pass percentage of the school?

Accepted Answer

Average pass percentage of the school = Total number of pass Boys and girls / 14 Average pass percentage of the school = (80 + 45 + 80 + 70 + 40 + 50 + 90 + 70 + 80 + 55 + 50 + 80 + 70 + 50/14 = 910)/14 = 65% Therefore, it is clear that pass percentage of the girls in III and VI classes is less than the average pass percentage of the school.

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