TASK DEFINITION: In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
PROBLEM: Problem: find the compound interest on $ 50000 in 2 years at 4 % per annum , the interest being compounded half - yearly ?
Options: a ) $ 645.56 , b ) $ 4121.60 , c ) $ 954.26 , d ) $ 745.69 , e ) $ 1020.45

SOLUTION: b

PROBLEM: Problem: a number increased by 20 % gives 480 . the number is ?
Options: a ) 200 , b ) 300 , c ) 400 , d ) 500 , e ) 600

SOLUTION: c

PROBLEM: Problem: if a speaks the truth 70 % of the times , b speaks the truth 60 % of the times . what is the probability that they tell the truth at the same time
Options: a ) 0.49 , b ) 0.48 , c ) 0.41 , d ) 0.42 , e ) 0.411

SOLUTION:
d