Task: Question Answering
Input (English): Problem: if $ 120 invested at a certain rate of simple interest amounts to $ 240 at the end of 3 years , how much will $ 150 amount to at the same rate of interest in 6 years ? 
Options: a ) $ 190 , b ) $ 180 , c ) $ 200 , d ) $ 340 , e ) $ 450
Output (English): e