A school imposes daily late-return fines on library books under two different policies.
Policy A: Rs 2 on the first overdue day and the fine increases by Rs 1 every following day.
Policy B: Rs 3 on the first overdue day and the fine increases by Rs 0.50 every following day.
Answer the following:
(i) On which overdue day will the fine charged per day be the same under both policies?
(ii) What will that common fine be?