In order to determine er pulse rate, junes nurse counted 18 beats inher pulse in 15 seconds. at that rate, how many beats would she havein 60 seconds

First you have to see how many times 15 will go into sixty. It will go in 4 times so 15 times 4 is sixty. we now multiply 18 by four to get 72. In 60 she will have had 72 beats.

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