After extracting a trial balance,and preparation of income statement, Ralph discovered the following errors in his double-entry system:

1Rent 200 has been entered in the rates account.

2The wages account has been undercast by 400.

3Payment made to Tom 146 entered in cash book but not in Tom's account.

4Payment for insurance 273 debited in cash book and credited to insurance account.

a)Prepare journal entries showing the corrections necessary to correct the errors