Manual HR Calc

There are 6 R waves in a 6-second strip. The heart rate is ______ bpm.

Answer explanation

6-second method: 6 R waves × 10 = 60 bpm

There are 9 R waves in a 6-second strip. The heart rate is ______ bpm.

Answer explanation

6-second method: 9 R waves × 10 = 90 bpm

There are 6 R waves in a 6-second strip. The heart rate is ______ bpm.

Answer explanation

6-second method: 6 R waves × 10 = 60 bpm

There are 8 R waves in a 6-second strip. The heart rate is ______ bpm.

Answer explanation

6-second method: 8 R waves × 10 = 80 bpm

There are 8 R waves in a 6-second strip. The heart rate is ______ bpm.

Answer explanation

6-second method: 8 R waves × 10 = 80 bpm

There are 5 large boxes between two R waves. The heart rate is ______ bpm.

Answer explanation

300 method: 300 ÷ 5 large boxes = 60 bpm

There are 3 large boxes between two R waves. The heart rate is ______ bpm.

Answer explanation

300 method: 300 ÷ 3 large boxes = 100 bpm

There are 1 large boxes between two R waves. The heart rate is ______ bpm.

Answer explanation

300 method: 300 ÷ 1 large box = 300 bpm

There are 4 large boxes between two R waves. The heart rate is ______ bpm.

Answer explanation

300 method: 300 ÷ 4 large boxes = 75 bpm

There are 5 large boxes between two R waves. The heart rate is ______ bpm.

Answer explanation

300 method: 300 ÷ 5 large boxes = 60 bpm