A cheetah ran 300 feet in 2.92 seconds. What was the cheetah’s average speed in miles per hour?
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OpenStudy (yttrium):
How many seconds are there in one hr? How many feet are there in one mile?
OpenStudy (yacoub1993):
60 sec
OpenStudy (yacoub1993):
5280 feet in one mile
OpenStudy (yttrium):
are you sure with 60 sec?
OpenStudy (yacoub1993):
60 min i mean sory
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OpenStudy (yttrium):
Then you can apply the formula S = distance/time to find for speed, then convert it. Got?
OpenStudy (yacoub1993):
let me try it
OpenStudy (yttrium):
sure :)
OpenStudy (yacoub1993):
so the distance is 300/5280 =0.5681818182
OpenStudy (yacoub1993):
and what is suppose to be the time 60*60 =0.0243333
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OpenStudy (yacoub1993):
i am not sure with the time
OpenStudy (yttrium):
Yes, the dist is 300/5280 and the time is 2.92/3600
OpenStudy (yttrium):
Is this what you did?
OpenStudy (yacoub1993):
why 3600
OpenStudy (yacoub1993):
ohh got it wait let me try to solve it
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OpenStudy (yacoub1993):
yes i tried that way distance / time = 0.05681818182 / 10512 = 5.405079
OpenStudy (yacoub1993):
there is something going wrong
OpenStudy (yacoub1993):
@Yttrium could you explain a little more clear Please
OpenStudy (anonymous):
A cheetah ran 300 feet in 2.92 seconds. What is the cheetah's average speed in miles per hour
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(300 ft/2.92 sec)(1 mi/ 5280 ft)(3600 sec/1 hour)
= {300*1*3600 miles)/(2.92*5280*1 hour)
= 91080000 miles/15417.6 hours
= 70.05 mph
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Cheers,
Uditkulka