you buy a lily and an african violet on the same day.you are instructed to water the lily every fourth day and the water the violet every seventh day after taking them home. what what is the first day on wich you will water both plants on the same day ? how can you use this answer to determine each of. the next days you will water both plants on the same day?
lily -- 4,8,12,16,20,24,28,32,36,40 violet -- 7,14,21,28,35,42,49 u will first water both plants on the 28th day and 28 days is 4 weeks...so u can water the plants (both of them) every 28 days (or every 4 weeks)