At Year-End,Harris Cleaning Service Noted the Following Errors in Its

At year-end,Harris Cleaning Service noted the following errors in its trial balance:
It understated the total debits to the Cash account by $500 when computing the account balance.
1.A credit sale for $311 was recorded as a credit to the revenue account,but the offsetting
debit was not posted.
2.A cash payment to a creditor for $2,600 was never recorded.
3.The $680 balance of the Prepaid Insurance account was listed in the credit column of the
trial balance.
4.A $24,900 truck purchase for cash was recorded as a $24,090 debit to Vehicles and a
$24,090 credit to Notes Payable.
5.A purchase of office supplies for $150 was recorded as a debit to Office Equipment.The
offsetting credit entry was correct.
6.An additional investment of $4,000 by Del Harris was recorded as a debit to Common
Stock and as a credit to Cash.
7.The cash payment of the $510 utility bill for December was recorded (but not paid)twice.
8.A revenue account balance of $79,817 was listed on the trial balance as $97,817.
9.A $1,000 cash dividend was recorded as a $100 debit to Dividends and $100 credit to cash.
Using the form below,indicate whether each error would cause the trial balance to be out of balance,the amount of any imbalance and whether a correcting journal entry is required.