UP Police Constable 18-June-2018 Shift 1 Solved Paper

Question : 101 of 150

Marks: +1, -0

The length, width and height of a room are in the ratio 5 : 4 : 2. If the length is increased by 20% and the width by 25% while the height is reduced by 25%, what will happen to the total area of the four walls of the room?