Ram started walking from a mall. First, he walked 3 km. in North direction. From there he took a right turn and walked 3 km. Then he turned right and walked 5 km. Then he again took a right turn and walked 7 km. what is the mini mum distance between Mall and Kartik's last position. 

In an office of 50 people, 18 write with their right hand, 26 write with their left hand and 2 can write with both hands. How many cannot write? 

Coal : Heat : : Wax : ? 

Pointing to the woman in the picture, Rajiv said, “Her mother has only one grandchild whose mother is my wife.” How is the woman in the picture related to Rajiv?

In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
m _ nm _ n _ an _ a _ ma_

What day of the week will be on 31 May 2020?

In the following question, select the related number from the given alternatives.
243: 819 :: 163 :?

Choose the correct alternative.
Fire : Ashes :: Explosion : ?