i know a constructive force builds up the surface of earth and that a destructive force breaks it down or wears it away but need some examples to fully understand. please help me.
1 This can cost anywhere from $50 to $600 per hour. 2  A VFW hall is going to range anywhere from $50 to as much as $300 per hour depending on the location. 3  Most halls are going to demand a higher price tag on the weekends since they are in greater demand. Also, keep in mind that most are going to want a 2-4 hour minimum length in order to book the hall. 2  Some halls will charge per person rather than per hour. 3  For example, hotels with conference centers can cost as much as $20 to $60 per person.
That usually means each room is about $30 - $40 to clean. The following is the cost of cleaning 3 bedrooms and a hall from three different carpet cleaning companies (Estimates were calculated on their websites). It looks like the cost will be somewhere between $100 - $150 depending on which company you use.