The management of National Inc. asks your help in determining the comparative effects of the FIFO and LIFO inventory cost flow methods. For 2017, the accounting records show these data. Units purchased consisted of 35,000 units at $3.70 on May 10; 60,000 units at $3.90 on August 15; and 25,000 units at $4.20 on November 20. Income taxes are 28%. (a) Prepare comparative condensed income statements for 2017 under FIFO and LIFO. (Round answers to o decimal places, e.g. 5.125.)