Maddy2001 Maddy2001

17-08-2016
Mathematics

contestada

Which is faster and why 90.0 miles per hour or 121 feet per second

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texaschic101 texaschic101

17-08-2016

90 miles per hr :
1 mile = 5280 ft...so 90 miles = 90(5280) = 475200 ft
1 hr = 3600 seconds

475200/3600 = 132 ft per second <== this is equal to 90 miles per hr

the 90 miles per hr is faster then 121 ft per sec.

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