What will come in place of the question mark (?) in the following number series ?
For the following questions answer them individually
The diameter of a wheel is 42 cm. How many revolutions will be made by the wheel in covering a distance of 4092 metre ?
Ankur invested a sum of Rs. 16800 for four years in a scheme A. The rate of interest in scheme A is 8% per annum compounded yearly for the first two years and 10% for the third and fourth years compounded yearly. What will be the compound interest at the end of 4 years ?
Read the following table carefully and answer the questions given below it.
Sales of Aviator sun-glasses by six stores M, N, O, P, Q, and R during 5 years
What is the respective ratio between the total number of sun glasses sold by store M in the years 2001, 2002 and 2003 and that sold by store P in the same years ?
By what per cent is the number of sun glasses sold by store N in the year 2005 less than that sold by store R in the year 2003 ?
What is the respective ratio between the average number of sun glasses sold by store P and store Q during all the given years ?
By what per cent approximately is the total number of sun glasses sold by store P in the years 2003, 2004 and 2005 more than that sold by store in the same years ?