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September 21, 2014

September 21, 2014

Posted by **Elena** on Saturday, October 22, 2011 at 2:03pm.

- Algebra -
**Steve**, Saturday, October 22, 2011 at 2:47pmYou are told that

d(v) = kv^2

140 = k*2500

k = 0.056

so,

d(30) = .056*900

d(70) = .056*4900

- Algebra -
**Elena**, Monday, October 24, 2011 at 12:26pmTHANK YOU!

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