Aetha runs a marathon in 3.25 hours. Neal takes 1.6 times as long to run the same marathon. How many hours does it take Neal to run the marathon?

1 Answer
Teun
Dec 14, 2016

#1.6 * 3.25 = 5.2# hours.

Explanation:

1.6 times as long can also be seen as 160%. 100% of 3.25 hours is 3.25 hours. 10% of 3.25 hours is .325 hours. #T(160%) = T(100%) + 6T(10%) = 3.25 + 6*(.325) = 5.2#

Therefore Neal took 5.2 hours to run the marathon.

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