Question

When no single party gets majority who can be invited by the President to form the government

Answer 1

Any Party which can cobble a viable coalition gets the invitation to form the government immedeiately after which the rumbles can be heard about lucrative 
ministries not being allotted.The game goes on till one fine day the dissensions are serious enough to warrant each party going its own separate way. 
Have a Good Day.

Answer 2

Answer:

Any two parties can form a coliation government