Page 170 - Plant design and economics for chemical engineers
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144  PLANT DESIGN AND ECONOMICS FOR CHEMICAL ENGINEERS

                                     JOURNAL
                                                                     Page 1
           Dare
           19-                 Analjsis              f     Debit    Credit

         April  3   Salaries                        403   s 75  lo   s
                      Cash                          112              758 00
                       Payment of salaries for week ending
                         April 3
                4   Rent                            314     3c  Kl
                      Cash                          112              30000
                       Building rental for month of April
                5   Cash                            112    104  lo
                      Sales                         201              104100
                       Product  A  to X Company as per
                         invoice No. 6839
                8   Equipment                       104    18C  lo
                       Notes payable                521              180000
                       Equipment for  plant-6’?,,  90day
                         note to Y Company
                9   Purchases                       608      t  n
                      Z Company                     842               88100
                       Tools on open account-Terms-30                   I
                         days                                           I


        FIGURE 5-4
        A typical journal page.
        transaction in order to maintain the correct balance between assets and equi-
        ties. This is known as  double-entry bookkeeping.

       The Journal

       A typical example of a journal page is shown in Fig. 5-4. The date is indicated in
       the first two columns. An analysis of the account affected by the particular
       transaction is listed in the third column, with debits listed first and credits listed
       below and offset to the right. A brief description of the item is included if
       necessary. The amounts of the individual debit and credit entries are indicated
       in the last two columns, with debits always shown on the left. When the journal
       entry is posted in the ledger, the number of the ledger account or the page
       number is entered in the fourth column of the journal page. This column is
       usually designated by “F”  for “Folio.”

        The Ledger
        Separate ledger accounts may be kept for various items, such as cash, equip-
        ment accounts receivable, inventory, accounts payable, and manufacturing ex-
        pense. A typical ledger sheet is shown in Fig. 5-5. The ledger sheets serve as a
        secondary record of business transactions and are used as the intermediates
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