general Maths Puzzle

A worker earns a 5% raise. A year later, the worker receives a 2.5% cut in pay, & now his salary is Rs. 22702.68
What was his salary to begin with?

Read Solution (Total 4)

In this type of problem let his earn = x
after 1st year = 1.05 x
after 2nd year= .975 * 1.05 x= 22702.68
=> x=22176
13 years agoHelpfull: Yes(2) No(2)

Rs. 22176
15 years agoHelpfull: Yes(1) No(0)
Why this puzzle is marked unsolved, when the same puzzle with same answer for a repeat question has been marked solved??
15 years agoHelpfull: Yes(0) No(0)
Rs 22176
15 years agoHelpfull: Yes(0) No(0)

general Other Question

A tank can be filled by pipe A in 30 minutes and by pipe B in 24 minutes. Outlet pipe C can empty the full tank in X minutes.
If the tank is empty initially and if all the three pipes A, B and C are opened simultaneously, the tank will NEVER be full. Give the maximal possible value of X. There is a shortage of tubelights, bulbs and fans in a village - Kharghar. It is found that
* All houses do not have either tubelight or bulb or fan.
* exactly 19% of houses do not have just one of these.
* atleast 67% of houses do not have tubelights.
* atleast 83% of houses do not have bulbs.
* atleast 73% of houses do not have fans.

What percentage of houses do not have tubelight, bulb and fan?