Question Bank - General Aptitude

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What is the ratio of A-positive cases to A-Negative cases?

A.
05:03
B.
09:04
C.
09:05
D.
05:04

Solution:

HospitalHospitalHospitalHospitalHospitalReported Blood groupWXYZ(1000)(500)(1000)(500)A Positive300150350100B Positive350100300100A Negative1505015050B Negative1005050150Calculation:Number of A-Positive cases = 300 + 150 + 350 + 100 = 900Number of A-Negative cases = 150+ 50 + 150 + 50 = 400Required ratio = 900 : 400 = 9 : 4? The ratio of A-positive cases to A-Negative cases is 9 : 4

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