SOLUTION: please help me......when counting the amount of blood at the hospital blood bank meredith determined that about .4 of the blood was type O and about 1/2 of the blood type was type

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Question 36050: please help me......when counting the amount of blood at the hospital blood bank meredith determined that about .4 of the blood was type O and about 1/2 of the blood type was type A. What FRACTION of the blood is neither type O nor type A?
please write a proper algebraic equation and solve. and declaire a variable.
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
100% - (50% + 40%)
1-(.5+.4)
1-.9
.1 or 1/10