65. Li's family contracted 100 mu of land to grow corn, with a yield of 600 pounds per mu. Liu's family contracted 20 mu less than Li's family, and as a result, the total production of both families was the same.
(1) Liu's family's total corn production is $\qquad$ pounds.
(2) Li's family's corn yield per mu is $\qquad$ pounds less than Liu's family's.
Reference answer: 60000,150