A) 70%
B) 74%
C) 78%
D) 68%
E) 72%
Correct Answer: C
Solution :
[c] Let number of boys and girls in the school be 3x and 2x respectively and 5x as the total number of students. Now number of students who are scholarship holders |
80% of \[3x+75\]% of \[2x\] |
\[=\frac{80}{100}\times 3x+\frac{75}{100}\times 2x\] |
\[=2.4x+1.5x=3.9\] |
\[\therefore \] Required percentage \[=\frac{3.9x}{5x}\times 100=78\]% |
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