problem solving I need a correct answers

1. You want to calculate the water bill of a customer, the bill is calculated based on the number of gallons of consumed water. For the first 1000 gallons the cost is 0.02 Dirham per gallon, and for each extra gallon the cost is 0.05 Dirham. - Specify the types of modules needed to solve the given problem. - Draw a diagram for the cohesion and coupling concepts of the given problem. - Draw a diagram to show the interactivity chart of the modules. - Draw a diagram to show the scope of the parameters used in the modules. - Show the Call-by-Value and Call-by-Reference relation. 1. You want to calculate the water bill of a customer, the bill is calculated based on the number of gallons of consumed water. For the first 1000 gallons the cost is 0.02 Dirham per gallon, and for each extra gallon the cost is 0.05 Dirham. - Specify the types of modules needed to solve the given problem. - Draw a diagram for the cohesion and coupling concepts of the given problem. - Draw a diagram to show the interactivity chart of the modules. - Draw a diagram to show the scope of the parameters used in the modules. - Show the Call-by-Value and Call-by-Reference relation