June 30. Natalie teaches 13 classes in June. Seven classes were paid for in cash, $1,050; the other six classes were paid for by credit card, $900. June 30. Natalie receives and reconciles her bank statement. she makes an adjusting entry to record the EFT withdrawal from her bank statement for the monthly $75 charge for the rental of the credit card equipment. June 30. Curtis calls Natalie. he is unable to pay the amount outstanding for another month, so he signs a one-month, 6% note receivable. July 15. Natalie sells a mixer to a friend of Curtis 's. the friend pays $1,100 for the mixer by credit card (cost of mixer $600). (don't forget to record the COGS covered in previous chapters) July 30. Natalie teaches 16 classes in July. Eight classes are paid for in cash, $1,200; Eight classes are paid for by credit card, $1,200. July 31. Natalie receives and reconciles her bank statement. she makes an adjusting entry to record the EFT withdrawal from her bank statement for the monthly $75 charge for the rental of the credit card equipment.