Two friends entered a writing contest. Sam wrote 180 words in 60 minutes. Freya wrote 120 words in 30 minutes. Based on this data which statement is true?

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2 points
Sam wrote MORE words per minute with a unit rate of 4 words/1 minute.
Both friends wrote the same amount of words per minute.
Freya wrote MORE words per minute with a unit rate of 4 words/1 minute.
Freya wrote LESS words per minute with a unit rate of 4 words/1 minute.

Sam wrote MORE words per minute with a unit rate of 4 words/1 minute.