Percentages in Aptitude MCQ Quiz (Multiple Choice Questions And Answers)
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156. In an examination, every candidate took physics or mathematics or both 65.8% took physics and 59.2% took mathematics the total number of candidates was 2000. How many candidates took both physics and mathematics?
- 750
- 500
- 250
- 125
157. Two numbers X and Y are respectively 20% and 28% less than a third number Z. By what percentage is the number Y less than that of the number X?
- 0.08
- 0.09
- 0.1
- 0.11
158. 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 percent of those surveyed owned a car or a mobile phone or both?
- 0.65
- 0.8
- 0.85
- 0.975
159. If the price of petral is increased by 20% by what percentage should the consumption be decreased by the consumer if the expenditure on petral remains unchanged?
- 0.166666666666667
- 0.0666666666666667
- 0.08
- 0.15
