11.95²×5.05+15.01²×2.99=?

5003×14.96÷25.12+? = 12²×5²

An item was bought at INR X and sold at INR Y, thereby earning a profit of 20%. Had the value of X been 15% less and the value of Y been INR 76 less, a profit of 30% would have been earned. What was the value of ‘X’

What is the difference between the total number of employees working in organization B over the years 2001, 2002 and 2003 together and the total number of employees working in organization D over the same years together

The number of employees working in organization C in the year 2004 is approximately what percent of the total number of employees working in various organization B, D and E together in that year

 What is the respective ratio between the number of employees working in organization A in the year 2006 and the total number of employees working in organization E in the same year