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'.

[EX Q]: Problem: what is the next number : 2 , 17 , 257 , __
Options: a ) 2977 , b ) 3837 , c ) 4097 , d ) 4847 , e ) 5387
[EX A]: c

[EX Q]: 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
[EX A]: e

[EX Q]: Problem: two pots are in side - by - side . one pot , which is 20 inches tall , casts a shadow that is 10 inches long . the other pot is 40 inches tall . compute , in inches , the length of the shadow that the taller pot casts .
Options: a ) 25 , b ) 30 , c ) 10 , d ) 15 , e ) 20
[EX A]:
e