Tags are very common in spoken English, and have many functions. One of the common functions is to start a conversation or help keep it going. The two basic rules about tag questions are:1  If the statement is negative, the tag must be positive.ags are very common in spoken English, and have many functions. One of the common functions is to start a conversation or help keep it going. The two basic rules about tag questions are:
The average cost for a community to fluoridate its water is estimated to range from approximately $0.50 a year per person in large communities to approximately $3.00 a year per person in small communities. For most cities, every $1 invested in water fluoridation saves $38 in dental treatment costs.55 âFor most cities, every $1 invested in water fluoridation saves $38 in dental treatment costs.â It can be calculated from these data that the average lifetime cost per person to fluoridate a water system is less than the cost of one dental filling.
Demonstration pr ojects approved under the PDEGP will allow SWCDs to expend as much as $5,000 for well abandonment. Under this option, 100% of the expenses for a field day for water well sealing demonstrations could be covered. However, total project and field day costs may not to exceed the $7,500 PDEGP maximum limit.ost-share cannot exceed $500 or 80% of the actual cost, whichever is less. REQUIRED APPLICATION FORMS AND DEADLINES $ A Request for Cost-Share Funds to Abandon a Water Well (IWWAP-1) $ A Water Well Sealin g Plan (IWWAP-2) (77 Ill.