PLEASE ANSWER ASAP within the hour

FIFO and LIFO Costs Under Perpetual Inventory System

The following units of an item were available for sale during the year:

Beginning inventory	24 units at $42
Sale	19 units at $67
First purchase	34 units at $45
Sale	26 units at $69
Second purchase	19 units at $46
Sale	15 units at $70

The firm uses the perpetual inventory system, and there are 17 units of the item on hand at the end of the year.

a. What is the total cost of the ending inventory according to FIFO? $

b. What is the total cost of the ending inventory according to LIFO? $