Moving To Sohar from India

I am an Electrical & Automation engineer with over 6 years of experience. I am joining in an aluminium company and have been offered 1250 OMR, no accommodation. initially 1200 OMR for setting up home, medical, yearly bonus upto 20 % of basic (basic = 7200 OMR yearly) on basis of company's performance, two trips back to India with family on paid leave, children school fees (No children yet, so does not count). I want to save 500 OMR per month and maintain a decent lifestyle, maintain a car, have 3-4 family dinners (monthly) in decent restaurant, 2-3 movies (monthly) and family outing to Muscatt once in two months. Can someone please provide the breakup for expense of a family (2 Members).
House Accommodation : (2 BHK in decent locality Preferably Indian) ?
Electricity : ?
Water : ?
Mobile : ?
Internet : (Unlimited pack)?
Groceries : ?
Entertainment : (as explained earlier)?
Car : (if i buy a car costing around 5500 OMR on loan) How much Down payment is required and monthly installment if loan for 5 years ?
Fuel: (If driving around 80 Km daily) ?
Driving License : (One Time) ?
Home Setup Cost (Decent) : (One Time) ?
Any Other incidental costs that i may be missing, Please guide.
Also Please tell me if the salary is at par or should i try to negotiate.