What was the average monthly salary of Sumit in the year 2008, Anil in the year 2009 and Jyoti in the year 2010 together?
What is the average of the monthly salary of Sumit in the year 2008, Anil in the year 2009 and Jyoti in the year 2010?
The total monthly salary of Arvind in all years together is what per cent of the total monthly salary of all the five persons together in the year 2008?
If Jyoti's monthly salary in the year 2010 was increased by 30 percent, what would her monthly salary be in that year?