You have 1 case of soap bars and there are 150 bars in a case. you use 300 bars of soap per day. how many case do you need to irder to have enought for 7 days

Respuesta :

300/150 = 2 days is how long one case will last. 7/2 = 3.5 cases needed to last 7 days. So, you need a total of 4 cases in order to have enough soap.