(2)P=1000*(p/f,3%,8)+1000*4%(p
/a,3%,8)=1000*0.7874+40*7.0197=787.4+280.79=1068.19
(3)P=1000*(p/f,1.5%,16)+1000*2%(p/a,1.5%,16)=1000*0.7906+20*14.1478=790.6+282.96=1073.56