<|system|>
When flipping a fair coin, what is the probability that the first two flips are both heads? Express your answer as a common fraction.</s>.
<|user|>
Can you answer based on context?
<|assistant|>
The probability that any single flip comes up heads is $1/2$. Since the flips are independent, the probability that the first two flips are both heads is $1/2\cdot1/2=\frac{1}{4}$.