engineering recuitment MAHATRANSCO AE Electrical Mock Test Quantitative Aptitude Mensuration Solid Figures
The area of the four walls of a room is 8460 square metre. If the length and height of the room are in the ratio of 7 : 2 and the height and breadth in the ratio of 5 : 6, then the area of the floor is (in square metre)
1
3000
2
3200
3
3780
4
4500
5
4125