Please explain how to do this

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Emily8083 Emily8083

13-02-2017
Mathematics

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Please explain how to do this

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Rockster Rockster · Answer 1 · 2017-02-13T22:19:06+01:00

Rockster Rockster

13-02-2017

let no of feets= f
no of seconds=s
f directly varies as s
f=ks
where k is the constant
46.93=k1
k=46.93
the formula connecting them= f=46.93s
where f=? and s=1.8
f=46.93 x 1.8
f=84.474.
therefore the giraffe can run 84.474 feets in 1.8 seconds

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