UPSC CSE Prelims 2008 Q7 — Science & Technology PYQ

2008Q7·Science & Technology·Quantitative Aptitude

In an examination, 70% of the students passed in the Paper I, and 60% of the students passed in the Paper II. 15% of the students failed in both the papers while 270 students passed in both the papers.

What is the total number of students?

UPSC CSE Prelims 2008 Q7 — Science & Technology PYQ with Answer

UPSC CSE Prelims 2008 Q7 — Science & Technology PYQ with Answer