If each side of the square is increased by 50%, what will be the ratio between the new area and the original area of the square?

09:04

Let the side of square be 10 cm, area of square = (side)² = (10)² = 100 cm²

Side of square is increased by 50% so, side = 15 cm, area of square = (15)² = 225 cm²

Ratio of new area and old area:

225 : 100

9: 4