Question

purchase good from mohan on credit 50,000
Paid to Mohan
Goods Returned to Mohan
Repurchased goods from Mohan on Credit
301000
3000
10,000​

Answer 1

i) Purchase A/c                     dr 50,000

     To Mohan                                           50,000

ii) Mohan                               dr 50,000

      To Cash A/c                                       50,000

iii) Mohan                              dr 50,000

       To Purchase return A/c                     50,000

iv) Purchase A/c                   dr 3,14,000

         To Mohan                                        3,14,000

For (iv) I added all the goods to produce this amount. Instead of writing it 3 times, you can write it once with the total amount and that's what I did.

Hope it helps!