If your profit before tax is 4%, your t/o is US$120.000.000 and you lose US$1.000.000 because of bad debts, how big must the additional t/o be to balance the loss?

• 若您的收益率是4%25；营业额为1.；2亿美金；而您因坏账而损失了100万美金；您必须再额外创造多少营业额才能弥补这笔损失?