My neighbor’s children love playing hide-and-seek as other children do ，but everybody had imagined that the game they played themselves last week would be reported in the local newspaper. One afternoon, they are playing at the street comer. Paul, only five year old, hid and locked himself in a storage mailbox in accident His sister, Nancy, heard his cries and realized what had happened, so she immediately asked a mailman open the metal door. Paul was free ，but he had such bad a scare that he could not stop cry. The mailman told him that next time he wanted to hide in a mail box, he should remember to put the stamp on himself. When he heard that ，Paul burst into laughing.

某施工企业为购买新实验设备，向银行贷款100万元，年利率为10%，该企业计划分 10年等额偿还，当该企业偿还贷款5次后，决定将余下贷款在第10年末一次归还，则应归还 ( )元。 已知：(A/P，10%，10) ＝0.16275；(F/A，10%，5) ＝6.105

A．99.359

B．83.625

C．81.375

D．16.275