Complete the following number series.
10 , 17, 26, 37, ____

In each of the following questions, four numbers are given out of which three are like in some manner while one is different. Choose the one which is different from the rest three?

Statement:
1. All fishes are birds.
2. Some chickens are fishes.
Conclusion:
I. Some chickens are birds.
II. No bird is a chicken.

Some equations are solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.
5 × 4 × 3 = 70,
6 × 5 × 4 = 140
7 × 6 × 5 = ?

Find the missing number in the following series:
43, 172, 86, 344, ?

Which of the following numbers will replace the question mark in the given series?
65, 67, 69, 81, 93, ?

Identify the figure  that completes the pattern. 

In a certain code, DEAF is written as 3587 and FILE is written as 7465. How is IDEAL written in that  code?