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I'm working on a water usage calculator for a client site. The water department superintendent of a small town wants residents to be able to enter the number of gallons of their swimming pool to find out how much more their water bill will be for that month. The user inputs the gallons, and that number is multiplied by a $2.61 water fee per 1000 gallons, and a $3.05 sewer fee per 1000 gallons. These last two fields are hidden, which I've not worked...

my assingnment is to design an application that will generate two random operands that will formulate a question in the form:
5 x 2 =

Assuming 5 and 2 are the randomly generated operands.

The user at this point will enter the answer followed by the enter key. The entered value is compared with the computer calculated answer. If they are the same, a counter representing the correctly answered questions is incremented;...

Hello,

I am currently in the process of switching some of our daily functions at the office from separate excel spreadsheets into a single Access database. So far I have this setup in form ("Contracts" ):

Field A: total annual usage (kWh)
Field B: broker fee ($/kWh)
Field C: Anticipated Revenue (field A x field B)

Is there any way to have Field C automatically calculate when A &...

Write a program that creates a simple calculator . The user enters two numbers in the text fields, Number 1 and Number 2. There are 4 buttons, labeled with “Add”, “Substract”, “Multiply” and “Divide”. When the user clicks any one buttons, the result of the operations to the two integers will be displayed in the Result text field. The program handles two kinds of exceptions:
• NumberFormatExc eption if Number 1 or Number...