Subject: General Aptitude · Chapter: Bar Graphs · Exam: · Marks: · Difficulty:
Out of the total number of students who opted for the given three subjects in the year 2009, 38\% were girls. How many boys opted for Mathematics in the same year?
(a)1322
(b)1332
(c)1312
(d)Cannot be determined
(e)None of these
Answer
Answer (as printed): D
Explanation
Number of students who opted for the given three subjects in the year 2009 is ( $20000+20000+5000$ ) $=45000$. Number of girls = 38\% of 45000 $$=\left(45000 \times \frac{38}{100}\right)=17100 .$$ Out of these, the number of boys who opt for Mathematics cannot be found.
Explanation as extracted from the printed page; notation may be imperfect.