Answer:
3/25 for type B, 1/25 for type AB, and 4/25 for both
Step-by-step explanation:
O goes to 22
A goes to 20
B goes to 6
AB goes to 2
22+20+6+2 = 50, so (number of people with a certain blood type)/50 = the answers for each question.
Answer:
1137
Step-by-step explanation:
5675+453
6128
Now
7265-6128
1137
<span> C(12,0)C(10,4)+C(12,1)C(10,3)+C(12,2)C(10,2) =
(1)(210)+(12)(120)+(66)(45) = 210+1440+2904 = 4554
Answeer: 4554 ways</span>
