During exercise sonia's heart beats 675 times in 5 minutes. how many times does it beat per minute?

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Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?

The graph represents f(x)=[x]+3. what is f(-2.2)?