In the month of November, Carla Vista Co. Inc. wrote checks in the amount of $9,720. In December, checks in the amount of $11,285 were written. In November, \$8,425 of these checks were presented to the bank for payment, and $10,535 in December. There were no outstanding checks at the beginning of November. What is the amount of outstanding checks at the end of November? At the end of December?.