Answer:
Debit Petty Cash $420; credit Cash $420
Explanation:
The journal entry for the establishment of fund is shown below:
1. Petty cash A/c Dr $420
To Cash A/c $420
(Being petty cash fund established)
For establishment of fund, we debited the petty cash account and credited the cash account for $420
All other information which is given in the question is not relevant. Hence, not considered while recording the journal entry