During one month, a blood donation center found that 45.1% of the donors had the A antigen.7% of the donors had the B antigen.3% of the donors had...

During one month, a blood donation center found that

• 45.1% of the donors had the A antigen.
• 14.7% of the donors had the B antigen.
• 4.3% of the donors had the A antigen and the B antigen.
• 84.6% 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+.

%______