How to solve this DS: Word problems

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by kmittal82 » Mon Aug 08, 2011 4:17 am
Amount spent by private companies = 0.3 x 355 = 100.5 billion dollars

(1) stem states that medicare spending was between 1/2 and 2/3 of private, i.e. between 50.25 and 67 billion. Not enough to conclusively say how much the spending was

(2) stem clearly states the amount spent by medicare = 50 billion less than that of private, i.e. federal = 100.5 - 50 = 50.5 billion. this is enough to answer the question

Hence (B)