A heart beats 81 beats per minute. How many beats is that per
second?
a) 1.35 beats per secon...
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Mathematics, 20.01.2021 22:50 ruddymorales1123
A heart beats 81 beats per minute. How many beats is that per
second?
a) 1.35 beats per second
b) 1.55 beats per second
ั) 0.92 beats per second
d) 2 beats per cond
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