M is longer than B but shorter than P. K is longer than M. R is shorter than B. Who is the longest of them? 

Ajit is ranked seventh from the top and twenty-fifth from the bottom in a class. How many students are there in that class? 

There are five friends-Satish, Kishore, Mohan, Anil and Rajesh. Mohan is tallest. Satish is shorter than Kishore but taller than Rajesh. Anil is little shorter than Kishore but Anil is little taller than Satish. Who is taller than Rajesh but Shorter than Anil?

Shailendra is shorter than Keshav but taller than Rakesh. Madhav is the tallest. Ashish is a little shorter than Keshav and little taller than Shailendra. If they stand in the order of increasing heights, who will be the second ? 

A class of boys stands in a single line. One boy is nine tenth in order from both the ends. How many boys are there in the class? 

Ravi is 7 ranks ahead of Summit in a class of 39. If Sumit's rank is seventeenth from the last, what is Ravi's rank from the start? 

The total strength of the class is 90 and the number of girls is twice that of boys. Suraj is ranked 14th from the top. Suppose there are 10 girls ahead of Suraj. Find the number of boys after Suraj in the ranking order.