when the price of a product was decreased by 20 % , the number sold increased by 60 % . what was the effect on the total revenue ?
n0 = 20.0
n1 = 60.0
t0 = n1 / 100.0
t1 = 100.0 - n0
t2 = t0 + 1.0
t3 = t1 / 100.0
t4 = t2 * t3
t5 = t4 - 1.0
answer = t5 * 100.0
print(answer)