Task: Question Answering
Input (English): Problem: a car is purchased on hire - purchase . the cash price is $ 22 000 and the terms are a deposit of 10 % of the price , then the balance to be paid off over 60 equal monthly installments . interest is charged at 12 % p . a . what is the monthly installment ? 
Options: a ) $ 503 , b ) $ 504 , c ) $ 515 , d ) $ 528 , e ) $ 537
Output (English): d