Answer:
A. 0.50
B. 0.85
C. 0.05
Step-by-step explanation:
A. Based on the initial statistics, 50% of the blood type is blood type O, hence the probability of choosing bold type O at random is 50/100, which is 0.50 to two decimal places.
B. The total number of donors that can donate to Blood type A is 85%, thus, the probability is 85/100, which is 0.85 to two decimal places.
C. The percentage of people that have the type AB blood is 5%, thus the probability of someone having the A antigen and blood type AB is 5/100, which is 0.05 to two decimal places.
Answer:
4/185 or 0.0216...
Step-by-step explanation:
I'm guessing the repeating part is 89 at the end, so that

Then





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An arguably quicker way without using geometric series:




Answer:
60 combinations
Step-by-step explanation:
3 × 4 × 5 = 60
Hope i helped!
Answer:
5v+35 = 5(v+7)
Step-by-step explanation:
5(v+7) = 5v+35