Under whose Chairmanship a huge convention of Meena Caste was held in April 1944 at Neemkathana?

In the following questions, a part of the sentence is printed in bold. Below are given alternatives to the bold part at (a), (b) and (c) which may improve the sentence. Choose the correct alternatives. In case no improvement is needed, your answer is (d).

Geometry and Drawing is more easier than Geography and Social Studies.

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.

I know her well said Manisha.

Directions (Q .121 - 125 ): Read each sentence to find out whether there is any . grammatical error or idiomatic error in it. The error, if any, will be in one part of the sentence. The number of that part is the answer. If there is ' No error the answer is (5). (Ignore errors of punctuation if any).

Ajay was adamant ( 1 ) / on finishing work before leaving ( 3 ) / by the day . ( 4 ) / No error ( 5 ) 

A, B, C, D, E, F, G and H are sitting around a circular table facing the centre but not necessarily in the same order. 

C is an immediate neighbour of both G and A. E sits second to left of C. Two people sit between E and H. B is an immediate neighbour of G. Only one person sits between B and F.

What is the position of D with respect to H in the above arrangement?

In how many different ways can the letters of the word 'NATIONAL' be arranged?

What is the approximate circumference of earth?