Question

The blood group of 200 people are distributed as follows :
Blood group A B O AB
No of persons 50 65 70 15
If a person from the group is selected at random what is the probability that this person
has i. Type O ii. Type A iii. Type AB iv. type B or O

Answer 1

Answer:

I think answer is iv. type B or O

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Answer 2

O - 70

A - 50

AB - 15

B - 65

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