Which sign should be interchanged if the equation below needs to be true?
1.5 + 8 × 9 – 16 + 2 = 4 

Gold is alloyed with which metal to make it harder?

The English established their first factory in India at 

Which statements with regard to Raja Rammohan Roy are correct?

I. He wrote "The Gift of Monotheists”.

II. He founded the Brahmo Samaj.

III. He started the Atmiya Sabha.

IV. He published "The Precepts of Jesus".

Maximum density of water is-

Who is called the Folk deity (Lok Devta) with four hands?

The pioneer of Communism in India was: 

‘Chakri’ is a type of traditional music that is popular in the Indian state of ______________.