Matka gambling or satta is a form of betting and lottery

which originally involved betting on the opening and closing rates of cotton transmitted from the New York Cotton Exchange to the Bombay Cotton Exchange

It originated before the era of Indian independence

When it was known as Ankada Jugar

In the 1960s, the system was replaced by other methods of generating random numbers

which involved drawing slips or playing cards from a large earthen vessel known as a matka

Matka gambling is illegal in India

The Public Gambling Act, 1867 made both betting establishments and satta matka houses outright illegal