Just checked my balance, its been consistent. There is no trace of inconsistent deductions or declining balance. Why don't you check with your finance team and/or engage your account manager.

The reforms at JAMB and their partnership with Interswitch really does make things a lot easier for candidates. I saw an article recently https://businesspost.ng/2019/01/28/i-think-i-wrote-jamb-too-early/ and I could just relate with the writer. In my time, JAMB was like walking from Lagos to Yaounde en route Calabar