Data Interpretation Ques 338
Directions : Study the following table carefully and answer the questions given below it.
Number of students and \% of students passed out of those who appeared are given for two subjects from year 2001 to 2005 in a college XYZ.
| Year | Statistics | Economics | ||
|---|---|---|---|---|
| Number of students appeared |
\% of students passed out of the appeared students |
Number of students appeared |
\% of students passed out of the appeared students |
|
| 2001 | 2200 | $45 \%$ | 4200 | $40 \%$ |
| 2002 | 2700 | $55 \%$ | 3800 | $45 \%$ |
| 2003 | 2500 | $35 \%$ | 2600 | $60 \%$ |
| 2004 | 3200 | $65 \%$ | 4800 | $55 \%$ |
| 2005 | 4800 | $60 \%$ | 2200 | $50 \%$ |
Find the average number of students who failed in Economics in the year 2002 and the year 2003 together?
(1) 1435
(2) 1565
(3) 1720
(4) 1590
(5) Other than the options provided
Show Answer
Correct Answer: 338.(2)
Solution: (2) Unsuccessful students in Economics:
Year $2002 \Rightarrow \frac{3800 \times 55}{100}$
$=2090$
Year $2003 \Rightarrow \frac{2600 \times 40}{100}=1040$
$\therefore$ Required average
$=\frac{2090+1040}{2}=\frac{3130}{2}=1565$
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