Direction for questions 17 to 20:

The bar chart shows average marks obtained in four different subjects for different years at A R Academy. Mark obtained in any subject in any year can be the multiples of five only.

The percentage increase in the average marks in Social science in 2016 with respect to previous year = N% and the percentage increase in the average marks in Biology in 2016 over the previous year = M%. Find M - N

Option 1 -

5.7 percent

Option 2 -

6.5 percent

Option 3 -

4.3 percent

Option 4 -

3.5 percent

0 1 View | Posted 3 months ago
Asked by Shiksha User

  • 1 Answer

  • V

    Answered by

    Vishal Baghel | Contributor-Level 10

    3 months ago
    Correct Option - 1


    Detailed Solution:

    (a)

    Percentage increase in average marks in social Science in 1996 over the previous year = 14.28%

    Percentage increase on average marks in Biology in 1996 over the previous year = 20%

    Difference = 20% - 14.28% = 5.72%

Similar Questions for you

V
Vishal Baghel

(c)                                                                                                                                                                 

V
Vishal Baghel

the highest average is Rs. 136   

V
Vishal Baghel

Using the data from above question, the lowest average is Rs. 100.

V
Vishal Baghel

We get the following table of earnings:

Persons

Win Total

Average

P

36 * 150 + 14 * 100 = 6800

136

Q

34 * 150 + 21 * 100 = 7200

131

R

23 * 150 + 36 * 100 = 6850

116

S

30 * 150 + 30 * 100 = 6000

100

Now we can see that the largest difference

= Maximum – Minimum = Rs. 7500 – Rs. 6800

= Rs. 700

V
Vishal Baghel

IITs = 60; IIMS = 40   

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