instruction:
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'.
question:
Problem: evaluate 248 + 64 − − √ − − − − − − − − − √ 
Options: a ) 14 , b ) 26 , c ) 16 , d ) 36 , e ) 46
answer:
c


question:
Problem: a couple spent $ 211.20 in total while dining out and paid this amount using a credit card . the $ 211.20 figure included a 20 percent tip which was paid on top of the price which already included a sales tax of 10 percent on top of the price of the food . what was the actual price of the food before tax and tip ? 
Options: a ) $ 120 , b ) $ 140 , c ) $ 150 , d ) $ 160 , e ) $ 180
answer:
d


question:
Problem: if x ¤ y = ( x + y ) ^ 2 - ( x - y ) ^ 2 . then √ 2 ¤ √ 2 = 
Options: a ) 0 , b ) 8 , c ) 10 , d ) 15 , e ) 20
answer:

b