Subject
Bank Exam
Topic
Rajshahi Krishi Unnayan Bank - 2014 (SO)
In a survey, 30% of the people surveyed owned a personal computer and 75% owned a cellular telephone. If 25% owned both a cellular telephone and a personal computer, then the percentage of the people who does not have either of the instrument?
In a survey, 30% of the people surveyed owned a personal computer and 75% owned a cellular telephone. If 25% owned both a cellular telephone and a personal computer, then the percentage of the people who does not have either of the instrument?
ক)
40%খ)
30%গ)
25%ঘ)
20%Explanation
Only Cellular telephone (75-25)% = 50% only pc (30-25)% = 5% So, either cellular or pc and both = (50+5+25)% = 80% the percentage of the people who does not have either of the instrument = (100-80)% = 20%Related questions
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