LS At a blood donation camp, organised to celebrate the World Diabetes Day, a total of 270 volunteers
had queued up for blood donation. The number of people with blood group 'O' was thrice the
number with blood group A. The number of volunteers with blood group AB was twice the number with
blood
group A and those with blood group B was 20 more than four times those with blood group
A.
Find the number of volunteers of each blood group. What is your view on this act of donating blood?
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Answer needed for this 32 At a blood donation camp organized to celebrate the World Diabetes Day, a total of 270 volunteers had queued up for blood ...
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