If the position of the first and the sixth digits of  the sequence of numbers 8  9  0  3 2  1  4  6  7  5 are interchanged, the second and the seventh and so on. which number would be seventh from the right end ?

How many 7's are there in the following sequence which are precedede by 9 and followed by 6 ?
7  8  9  7  6  5  3  4  2  8  9  7  2  4  5  9  2  9  7  6  4  7  

A. 2

If the numbers from 5 to 85 which are exactly divisible by 5 are arranged in descending order, which would come at the eleventh place from the bottom ?

E. NONE OF THESE

In a row of trees, one tree is fifth from either end of the row. How many trees are there in the row ?

B. 9

Sanjeev ranks seventh from the top and twenty eight from the bottom in a class. How many students are there in the class ?

D. 34