Sciences Grade 10 onment 5 QUESTION 2 The table below shows the results of an investigation into the efficiency of an athlete's heart. Her heart rate/pulse rate was measured during periods of exercise. At the same time, the amount of blood being pumped from her heart per minute was determined Heart rate (beats per 50 70 80 90 120 140 150 170 minute) Cardiac output (ml 4000 4800 5200 5600 6000 6000 5800 4600 per minute) determine the output of blood when the rate was 100 beats per minute​