PeterCBWang

If the 29th  days will be 50% of the bottle, 30th day will be full (50% x 2 = 100%).
$ F& q2 S* M6 y1 Z' R5.39.217.77Answer is 29 days!% Z6 q1 f2 ^5 ^5 K# m% t/ I
plz answer