TASK DEFINITION: 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'.
PROBLEM: Problem: the average of 10 consecutive odd numbers is 22 . what is the sum of the first 3 numbers ? 
Options: a ) 13 , b ) 45 , c ) 17 , d ) 220 , e ) 90

SOLUTION: b

PROBLEM: Problem: what least no . must be subtracted from 50248 so that remaining no . is divisible by 20 ? 
Options: a ) 3 , b ) 2 , c ) 4 , d ) 8 , e ) 6

SOLUTION: d

PROBLEM: Problem: what is the units digit of the expression 14 ^ 7 − 18 ^ 4 ? 
Options: a ) 0 , b ) 3 , c ) 4 , d ) 6 , e ) 8

SOLUTION:
e