Compute the cost of goods sold in the period 1 October 2020 to 31 January 2021 for BOTH TABLES

From 1 October 2020 to 31 January 2021, 380 were sold at the price $2.40 each.

IMPORTANT: present the full calculative process

	Month	Quantity Purchased	Purchase Price	Quantity Assumed to Have Been Sold under FIFO	COGS
	Oct 2020	150	$1.30
	Nov 2020	120	$1.50
	Dec 2020	100	$1.80
	Jan 2021	80	$2.00
	TOTAL	450	-

Month	Quantity Purchased	Purchase Price	Quantity Assumed to Have Been Sold under LIFO	COGS
Oct 2020	150	$1.30
Nov 2020	120	$1.50
Dec 2020	100	$1.80
Jan 2021	80	$2.00
TOTAL	450	-