Directions : What should come in place of the question mark (?) in the following number series? 

55 109 ? 433 865 1729 

Simplify the following equations.
1 ÷[{p²/(p+6)}+{6p/(p+6)}]

The price of JK magazine is ₹ 90. There is a 30 % discount on becoming a customer of 45 magazines. While another discount of 25 % is also given to the customer of 26 magazines. Find the difference of the price of a magazine for a customer of 45 magazines and a customer of 26 magazines. 

If a : b =4 : 5, b: c=20 : 11 and c:d =6 : 7, then value of a : b : c : d will be

Either 8 men or 17 women can paint a house in 33 days. The number of days required to paint three such houses by 12 men and 24 women working at the same rate is: 

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What is the ratio between total marks obtained by D in Biology, Maths and English together and the total marks obtained by F in these subjects together respectively?

12 pumps working 6 hours a day can empty a completely filled reservoir in 15 days. How many such pumps working 9 hours a day will empty the same reservoir in 12 days?

Directions : What should come in place of the question mark (?) in the following number series? 

87 89 95 107 ? 157