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'.
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Question: Problem: each child has 5 crayons and 14 apples . if there are 10 children , how many crayons are there in total ? 
Options: a ) 22 , b ) 65 , c ) 12 , d ) 36 , e ) 50

Answer: e


Question: Problem: 5357 x 51 = ? 
Options: a ) 273232 , b ) 273243 , c ) 273247 , d ) 273250 , e ) 273207

Answer: e


Question: Problem: robert ' s salary was decreased by 20 % and subsequently increased by 20 % . how much percentage does he lose ? 
Options: a ) 4 % , b ) 20 % , c ) 25 % , d ) 30 % , e ) 50 %

Answer:
a