Respuesta :

basicllyilaugh86

Answer:

4/8 is mary and it is 0.5

12/18 is nicole and it is .6666

mary runs faster

dspader

Answer:

Mary

Step-by-step explanation:

Find the unit rate of the two.

Mary-

4/8=0.5

Nicole-

12/18=0.67

Mary runs faster because she can run a lap in less time.

-hope it helps

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