Which of the following is used as a lubricant in heavy machines? 

When the price of a commodity falls, we can expect:

Nanuram and Duliyarana of Chirawa are associated with which Khayal?

In these questions read each sentence to find out whether there is any error in it. If there is no error, the answer is (D).

Your success in the IAS examinations depends not only on (A)/ what papers you have selected (B)/but on how you have written them. (C)/ No error(D).

Where is ‘Dudhsagar Waterfall’ in India?

If HONESTY is written as ABCXZDQ, how can TONY be written in that code? 

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
aba _ baca _ ba _ bacaabac _ aca

1/5 of a number exceeds 1/7 of the same number by 10. The number is: