Q2 (b) Here are some important figures in thousand dollars from the budget of West Ltd. for the year of 2022: Q1 Q3 Q4 Credit sales $1,670 $2,065 $1,810 $1,530 Credit purchase 1,239 1,086 918 821 The company has accounts receivable period of 45 days and accounts payable period of 30 days. Besides the payment for purchase, the company predicts its quarterly payment for salaries, taxes and other expenses to be 30% of the sales in the same quarter. Assume the cash balance at the beginning of the second quarter would be 220 thousand dollars. What are the cash balances at the end of second quarter and the third quarter respectively? (11 marks)