Monthly costs for a couple in zone 3

Mortgage £1650

Water: £20

Elect/gas £70

Council tax: £70

Sky: £50

Insurances £100

Phone £15

Mobile: £40

Travel £115 each

Food: £400

TV licence: £12

Social: varies £700 per month (going out 2-3 times a week)

Lunch: £100 each