In this task, you need to provide the correct option for a given problem from the provided options.
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Question: Problem: of the 55 cars on a car lot , 40 have air - conditioning , 25 have power windows , and 12 have both air - conditioning and power windows . how many of the cars on the lot have neither air - conditioning nor power windows ?
Options: a ) 15 , b ) 8 , c ) 10 , d ) 2 , e ) 18

Answer: d

Question: Problem: two vessels having volumes in the ratio 3 : 5 are filled with water and milk solutions . the ratio of milk and water in the two vessels are 1 : 2 and 3 : 2 respectively . if the contents of both the vessel are empties into a larger vessel , find the ratio of milk and water in the larger vessel .
Options: ['a ) 99 : 61', 'b ) 1 : 1', 'c ) 61 : 160', 'd ) 61 : 99', 'e ) 99 : 160']

Answer: b

Question: Problem: income and expenditure of a person are in the ratio 9 : 8 . if the income of the person is rs . 36000 , then find his savings ?
Options: a ) 2000 , b ) 3000 , c ) 4000 , d ) 5000 , e ) 6000

Answer:
c