Millionaire Mode

What is the number of probable outcomes?

Directions: Read the following information and answer the given question:

Rohan is a school boy and he was confused between completing his homework and watching a live cricket match. So, he decides to toss a coin on a certain flag, which has 4 equal parts of different colours viz. red, blue, green and yellow colours. He comes to the conclusion that he will complete his homework only if the coin falls as a heads on the red colour.