prepare and complete working out the problem FIRST before answering questions 1a, 1b, 1c, 1d, and 1e. You will be calculating the FIFO and LIFO cost flow assumptions. Riley is a York College student who sells bottled water during the hot summer months. Riley sold each bottled water for $1.00. Below are information for the month of july 2023: Jul 1st: began the month with 350 bottled water priced at $0.50 per bottle Jul 3rd: purchased 500 bottled water priced at $0.55 per bottle Jul 17th: purchased 300 bottled water priced at $0.75 per bottle. Jul 31st: a manual count resulted in 450 bottled water on han. what is the total number of sales