When an ordinary Bill is referred to a joint sitting of

When an ordinary Bill is referred to a joint sitting of both the Houses of Indian Parliament, it has to be passed by a

1. simple majority of the total number of members of both the Houses present and voting
2. two-third majority of the total number of members of both the Houses
3. simple majority of the total number of members of both the Houses
4. two-third majority of the total number of members of both the Houses present and voting

Joint session is presided over by the speaker of Lok Sabha or in his absence by the Deputy Speaker.