Question 873180
Let {{{ R }}} = the rate of the slower copier
{{{ 3R }}} = the rate of the faster copier
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Working together, their rate is:
( 1 report ) / ( 8 min ), so
{{{ R + 3R = 1/8 }}}
{{{ 4R = 1/8 }}}
{{{ R = 1/32 }}}
The slower copier will take 32 min
to do the job