By selling 45 lemons for Rs 40, a man loses 20%. How many should he sell for Rs 24 to gain 20% in the transaction? 

For structural analysis, Maxwell's reciprocal theorem can be applied to: 

The most reliable estimate is 

Shrinkage in concrete can be reduced by using 

“Both the spouses shall have equal rights in property and family affairs” this right belongs to which fundamental right …

In an internal focusing telescope. 

The number(s) of UNO secretaries who won The Nobel peace prize is/are 

How many points will be on the face opposite to in face which contains 2 points?