Biology · Foundation

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Counting a pulseRunning
Circulation loop. Counting time at 5.52 min. Beats counted 463.68 beats, Sheet total 210 beats. Currently beats counted is over by 253.68 beats.TUNING5.52 MIN463.68 beats
t = 0.0s

Beats counted

463.68beats

Sheet total

210beats

5.52 min

Circulation loop. Counting time at 5.52 min. Beats counted 463.68 beats, Sheet total 210 beats. Currently beats counted is over by 253.68 beats.

What has to balancebeats=rate×time\text{beats} = \text{rate} \times \text{time}

What is happening

You arrive at a school health check taking pulses after a skipping test.

Nobody has worked out how long the count has to run. The nurse counts a resting rate of 84 beats per minute, and the total wanted on the sheet is 210.