Question 1085736
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Ten workers can dig 20 holes in 40 days.
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{{{10*r*40=20}}}
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{{{400r=20}}}

{{{r=2/40}}}

{{{r=1/20}}}



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 how many days would twenty workers take to dig 10 holes?
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d, number of days

{{{20(1/20)d=10}}}

{{{highlight(highlight(d=10))}}}