Level 2
The table shows the number of families living in different types of HDB flats in a new town last year. This year, 12 families from the 1-room flats and 15 families from 2-room flat moved to 4-room flat. At the same time, 11 families from 3-room flat moved to 2-room flat. How many families live in a HDB flat with less than 3 rooms this year?
Level 2
The table shows the number of families living in different types of HDB flats in a new town last year. This year, 12 families from the 1-room flats and 15 families from 2-room flat moved to 4-room flat. At the same time, 11 families from 3-room flat moved to 2-room flat. How many families live in a HDB flat with less than 3 rooms this year?