the price of a t . v . set worth rs . 10000 is to be paid in 20 installments of rs . 1000 each . if the rate of interest be 6 % per annum , and the first installment be paid at the time of purchase , then the value of the last installment covering the interest as well will be ?
"money paid in cash = rs . 1000 balance payment = ( 10000 - 1000 ) = rs . 9000 answer : a"
subtract(10000, 1000)