In an exam of General Knowledge and Computers, 31% and 26% students failed in General Knowledge and Computers respectively. If 8% students failed both in General Knowledge and Computers, find the percentage of students who passed in both the exams.
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Answer:
71.5%
Step-by-step explanation:
STUDENTS WHO FAILED(% as decimal)
GK=31/100
COMP=26/100
BOTH=8/100
to find people who passed
don't take both into consideration
GK=69
COMP=74
69+74=143
143/200
to find percentage,(out of 100)
143/2= 71.5
200/2=100
71.5/100
so, 71.5%
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