Please, I need help! Determine the number of cycles each sine function has in the interval from 0 to 2π. Find the amplitude and period of each function.

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.