Total income: 1200 (after tax)+ 300 (Child benefits) = 1500
Total expense: 1085~1350
750 Rent
25-30 Tel (~0 long distance)
0-10 Internet
200 Food for adults,
100-300 for baby (depending on feeding formula or breast milk, + diaper +baby clothes+ toys)
0-10 Transit (Bike or walk everyday,)
10-50 Mis (toliet paper for child only, shampoo, toothpaste,etc.)

GST refund & any tax refund are bonus for the year, go shopping Dec/Jan only