How many outcomes are in the sample space for tossing one coin?

Which of the following are possible samples spaces for tossing 2 coins? (May be more than one correct answer)

You give the answer to a probability problem as 6/5. The teacher marks it wrong. Why?

Roll a die one time. Find P(rolling a 4).

Roll a die one time. Find P(even number).

Roll a die one time. Find P(a number less than 7).

Draw one card from a standard deck. Find P(ace)

Draw one card from a standard deck. Find P(diamond)

Draw one card from a standard deck. Find P(ace of diamonds)

Probability can be expressed as a number between_____ and _____.