Cameron Co. established a $160 petty cash fund on January 1, 2020. One week later, on January 8, the fund contained $31.15 in cash and receipts for these expenditures: postage, $44.80; transportation-in, $28.80; store supplies, $34.95; and a withdrawal of $20.30 by Jim Cameron, the owner. Cameron uses the perpetual method to account for merchandise inventory. a. Prepare the journal entry to establish the fund on January 1.