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March 30, 2015

March 30, 2015

Posted by **Anne** on Saturday, April 6, 2013 at 1:09pm.

A. r= 1/4s

B. r= s-168

C. r= 5/4s - 224

D. r= 224-s

- Math -
**Reiny**, Saturday, April 6, 2013 at 2:27pm"The number of red cards in Lyle's trading card collection is directly is proportional to the number of yellow cards" ---> r = ks , were k is a constant

given: when r=56 , s=224

56 = k(224)

k = 56/224 = 1/4

so r = (1/4)s

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