If each edge of a cube is increased by 25%, then what is the percentage increase in its surface area?
If the length of a rectangle is increased by 20% and breadth of the rectangle is increased by 30%, what is the new area percentage compared to original area percentage of this particular rectangle?
Please, can anyone explain the answer with logic and explanation? what is effective percentage, how can we calculate?
I have Tried this:
x+y+xy/100 using Formula, How this Formula Derived why we want to use this Formula Here