Pay Education/School/college fees and get 1.67% to 2.5% cashback using IDFC Firstap RuPay Debit Card:
that's it.
Reward rate already explain here -
https://www.technofino.in/community/threads/which-debit-card-to-use-for-credit-card-bill-payment-in-february-march-2025.38397/