What will come in place of the question mark (?) in each of the following series?

3 22 ? 673 2696 8093 

Directions : Given line graph shows the data of male & female population in 5 different cities. Read the data carefully and answer the questions.

What percent of Female population in city C is male population in city E?

The average age of 30 boys in a class is 15 years. One boy, aged 20 years, left the class, but two new boys came in his place whose age differs by 5 years. If the average age of all the boys now in the class becomes 15 years, the age of the younger newcomer is: 

If the circumference of a circle increases from 4π to 8π, what change occurs in its area?

The average of five numbers is 49. The average of the first and the second numbers is 48 and the average of fourth and fifth numbers is 28. What is the third number?

A and B started a business with their investments in the ratio 7 : 11. After four months, C joined them with an investment which is Rs.4,000 more than A's investment and he is the working partner who earns a monthly salary of Rs.1,200. The share of 'C' in the total profit of Rs.65,600 is Rs.22,400. What is the share of A?

Three partners invested Rs. 42000, Rs. 48000 and Rs. 32000 respectively. partnership condition is that, each will the get interest on his capital at the rate of 7 % p. a. and the remaining profit will be divided in the ratio of their capitals. If at the end of the year the total profit is Rs. 32940, then find the share of A in profit.