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.
Find the year representing the maximum average marks, combining all the subjects.
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.
Find the year representing the maximum average marks, combining all the subjects.
(c)
Year | Total marks |
1994 | 280 |
1995 | 260 |
1996 | 260 |
1997 | 245 |
1998 | 280 |
1999 | 295 |
2000 | 270 |
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(c) &n
the highest average is Rs. 136
Using the data from above question, the lowest average is Rs. 100.
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
IITs = 60; IIMS = 40
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