Question 974753
In terms of units only:
[ beats / sec ] x [ sec / min ] x [ min / hr ] x [ hrs / day ] x [ days / yr ] = [ beats / yr ]
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{{{ ( 50 / 1 )*( 60 / 1 )*( 60 / 1 )*( 24 / 1 )*( 365 / 1 ) }}}
{{{ 50*360*24*365 = 157680000 }}}
{{{ 1.5768*10^8 }}} beats / yr