UPSC CSE Prelims 2001 Q144 — Science & Technology PYQ

2001Q144·Science & Technology·Quantitative Aptitude

In a survey, it was found that 80% of those surveyed owned a car while 60% of those surveyed owned a mobile phone. If 55% owned both a car and a mobile phone, what per cent of those surveyed owned a car or a mobile phone or both?

UPSC CSE Prelims 2001 Q144 — Science & Technology PYQ with Answer

UPSC CSE Prelims 2001 Q144 — Science & Technology PYQ with Answer