Calculating iv flow rate

volume (ml) x drop factor (gtts/ml)

Time (total minutes) gtts/ minute (flow rate)1500 ml iv saline over 12 hours, gtt factor15 gtts/ml , how many gtts/ minute need Tobe delivered?1500 ml x 15 (gtts/ ml) 12x60 720

=31.25 or 31 gtts/ minute