In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Q: Problem: if 1 + 3 = 10 ; 3 + 5 = 52 ; 5 + 7 = 174 then 7 + 11 = ? 
Options: a ) 354 , b ) 225 , c ) 654 , d ) 741 , e ) 464

A: e
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Q: Problem: n is a whole number which when divided by 4 gives 3 as remainder . what will be the remainder when 2 n is divided by 4 ? 
Options: a ) 3 , b ) 2 , c ) 1 , d ) 0 , e ) 5

A: b
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Q: Problem: if x > 0 , x / 40 + x / 20 is what percent of x ? 
Options: a ) 6 % , b ) 25 % , c ) 37 1 / 2 % , d ) 60 % , e ) 75 %

A:
e
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