on November 20，2007，a 7 7/8% T-bond maturing on May 15 ,2010 was quoted at 99 29/32 for settlement on November 22, 2007. The last coupon payment was paid on November 15,2007.
1). What is the invoice of the T bond
2). What is the yield on the T-bond?
求助啊啊啊，急，我不理解那个 7 7/8%是什么意思啊？还要quoted at 99 29/32 这是什么？怎么计算？
急急急急 有会的朋友帮助看看算算么！