railway RRB Junior Stenographer (Ministerial and Isolated Categories) Mock Test Quantitative Aptitude Mensuration Plane Figures
The area of a rectangle is twice that of a square. If the length of the rectangle is 30 cm and its breadth is 3/5 times that of the side of the square, then the side of the square is
1
15 cm
2
9 cm
3
12 cm
4
18 cm