Revenue Journal; Accounts Receivable subsidiary and General Ledgers

Sage Learning Centers was established on July $20$ to provide educational services. The services provided during the remainder of the month are as follows:

July $21.$ Issued Invoice No$.1$ to J$.$ Dunlop for $$150$ on account.

July $22.$ Issued Invoice No$.2$ to K$.$ Tisdale for $$630$ on account.

July $24.$ Issued Invoice No$.3$ to T$.$ Quinn for $$135$ on account.

July $25.$ Provided educational services, $$245,$ K$.$ Tisdale in exchange for educational supplies.

July $27.$ Issued Invoice No$.4$ to F$.$ Mintz for $$370$ on account.

July $30.$ Issued Invoice No$.5$ to D$.$ Chase for $$335$ on account.

July $30.$ Issued Invoice No$.6$ to K$.$ Tisdale for $$260$ on account.

July $31.$ Issued Invoice No$.7$ to T$.$ Quinn for $$175$ on account.

Required:

$1$a$.$ Journalize the transactions $($in chronological order$)$ for July, using a single$-$column revenue journal. If an amount box does not require an entry, leave it blank.

$1$b$.$ Journalize $($including the date$)$ and post the appropriate transaction for July, in the two$-$column general journal. If an amount box does not require an entry, leave it blank. Posting references will be recorded in part $2.$

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$1$c$.$ Post to the following customer accounts in the accounts receivable ledger, and insert the balance immediatel after recording each entry: D$.$ Chase; J$.$ Dunlop; F$.$ Mintz; T$.$ Quinn; K$.$ Tisdale.

For those boxes in which no entry is required, leave the box blank.

$2.$ Post the revenue journal and the general journal to the following accounts in the general ledger, inserting the account balances only after the last postings:

$12$ Accounts Receivable

$13$ Supplies

$41$ Fees Earned

For those boxes in which no entry is required, leave the box blank.

$1$c$.$ Post to the following customer accounts in the accounts receivable ledger, and insert the balance immediately after recording each entry: D$.$ Chase; J$.$ Dunlop; F$.$ Mintz; T$.$ Quinn; K$.$ Tisdale.

For those boxes in which no entry is required, leave the box blank.

$3$a$.$ What is the sum of the balances of the customer accounts in the subsidiary ledger at July $31?$

$3$b$.$ What is the balance of the accounts receivable controlling account at July $31?$

$4.$ Assume Sage Learning Centers began using a computerized accounting system to record the sales transactions on August $1.$ All of the following are benefits computerized system over the manual system EXCEPT: