The water level of a lake rose by 2 1/2in. During a 2 6/7 week long wet spell. Simplify the complex fraction below to find the average rate at witch the water level changed every week

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.