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08-08-2016
Mathematics

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ryan runs 3 miles in 28 minutes. at the same rate, how many miles would he run in 42 minutes?

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iretemi iretemi

14-08-2016

if 3mile=28 min
x mile=42 min
cross multiply
x=3/28
therefore if 3/28=1 min
then x mile= 42 min
cross multiply
42 x 3/28 =21 x 3/14
=3 x 3/1
=9
The answer is 9 miles

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