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: ages of two sisters differ by 9 years . if 5 years ago , the elder one was twice as old the younger one , find their present age
Options: a ) 1228 , b ) 1423 , c ) 1632 , d ) 1834 , e ) 1932

SOLUTION: b

PROBLEM: Problem: if the average ( arithmetic mean ) of 8 consecutive odd integers is 414 , then the least of these integers is
Options: a ) a ) 407 , b ) b ) 518 , c ) c ) 519 , d ) d ) 521 , e ) e ) 525

SOLUTION: a

PROBLEM: Problem: find the sum the difference between the compound and s . i . on a certain sum of money for 4 years at 20 % per annum is rs . 50 of money ?
Options: a ) 1000 , b ) 6000 , c ) 5000 , d ) 8000 , e ) 1900

SOLUTION:
a