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: ifaequals the sum of the even integers from 2 to 20 , inclusive , andbequals the sum of the odd integers from 1 to 19 , inclusive , what is the value of b - a ?
Options: a ) - 10 , b ) 10 , c ) - 19 , d ) 20 , e ) 21
answer:
a

question:
Problem: 8597 - ? = 7429 - 4358
Options: a ) 3567 , b ) 6424 , c ) 6835 , d ) 5526 , e ) none of these
answer:
d

question:
Problem: 6 friends went to a hotel and decided to pay the bill amount equally . but 5 of them could pay rs . 100 each as a result 6 th has to pay rs . 100 extra than his share . find the amount paid by him .
Options: a ) 156 , b ) 220 , c ) 130 , d ) 240 , e ) none
answer:
b