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: caleb spends $ 64.50 on 50 hamburgers for the marching band . if single burgers cost $ 1.00 each and double burgers cost $ 1.50 each , how many double burgers did he buy ? 
Options: a ) 29 , b ) 10 , c ) 20 , d ) 40 , e ) 45
answer:
a


question:
Problem: what number times ( 1 ⁄ 5 ) ^ 2 will give the value of 5 ^ 3 ? 
Options: a ) 5 , b ) 25 , c ) 125 , d ) 625 , e ) 3125
answer:
e


question:
Problem: a man spends 1 / 3 rd of his salary on food . he spends 1 / 4 th on rent and 1 / 5 th on cloths . if he is left with 1760 , then who much salary does he earn 
Options: a ) 8223 , b ) 8123 , c ) 8323 , d ) 8423 , e ) 8523
answer:

b