Cost of Average living (Dhaka)

Dear Friends,

My name is Troy Richardson and I will be moving to Dhaka in the province area of Dhanmondi, in order to finish my law degree from the United States. I would like to know what the prices are on average for this area. Please inform me also, about saftey concerns, since my wife and two kids will be moving with me while I study abroad. Thanks for your help....

3 bedroom apartment
Electric
Water
Furniture
Maid
Phone (Cellular)
Cable Television
TV
Public Transportation
Average expidenture for one month on grocies

In rental property is the stove and refrigerador?

What kind of education and cultural experiences would all of you recommend?

Is there any use for my and I to obtain international driver license from the United States?

OH BY THE WAY - my kids want to know if there are any roller skating rinks in the country?