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During one month, a blood donation center found that 45.4% of the donors had the A antigen. 14.2% of the donors had the B antigen. 4.5% of the donors had the A antigen and the B antigen. 84.3% of the donors were Rh+. 87.8% of the donors had the B antigen or were Rh+. (a) Find the percent of donors that have the A antigen or the B antigen. % (b) Find the percent of donors that have the B antigen and are Rh+. %

During one month, a blood donation center found that 45.4% of the donors had the A antigen. 14.2% of the donors had the B antigen. 4.5% of the donors had the A antigen and the B antigen. 84.3% of the donors were Rh+. 87.8% of the donors had the B antigen or were Rh+. (a) Find the percent of donors that have the A antigen or the B antigen. % (b) Find the percent of donors that have the B antigen and are Rh+. %

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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During one month, a blood donation center found that 45.4% of the donors had the A antigen. 14.2% of the donors had the B antigen. 4.5% of the donors had the A antigen and the B antigen. 84.3% of the donors were Rh+. 87.8% of the donors had the B antigen or were Rh+. (a) Find the percent of donors that have the A antigen or the B antigen. % (b) Find the percent of donors that have the B antigen and are Rh+. %
Transcribed Image Text:During one month, a blood donation center found that 45.4% of the donors had the A antigen. 14.2% of the donors had the B antigen. 4.5% of the donors had the A antigen and the B antigen. 84.3% of the donors were Rh+. 87.8% of the donors had the B antigen or were Rh+. (a) Find the percent of donors that have the A antigen or the B antigen. % (b) Find the percent of donors that have the B antigen and are Rh+. %
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