If Albert’s monthly earnings rise by 20%, he would earn $560. If, instead, his earnings rise by only 21%, how much (in $) would he earn this month?  Choices:
A) 643 B) 652 C) 660 D) 564 E) 693
=560/1.2∗1.21   =564=564   Answer is 564
<result>D</result>
If Albert’s monthly earnings rise by 20%, he would earn $560. If, instead, his earnings rise by only 21%, how much (in $) would he earn this month?