self Maths Puzzle

if 15% of X is added to X and 5% of the result is subtracted from the result, then the value of X
1) increased
2)decreased
2)no change
4)depend on x

Read Solution (Total 3)

self Other Question

solve equation (x-25)^2+(y-40)^2=0 Murthy secured 70% of the votes in an election and was elected by a majority of 168 votes. All of the votes polled were valid. Find out number of votes polled if there were only two contestants ?