oliviaporrovicc oliviaporrovicc

21-03-2018
Mathematics

contestada

A penny, nickel, and dime are all flipped once. What is the probability that at least one coin comes up heads?
a. 1/3
b. 3/8
c. 1
d. 7/8

Respuesta :

darrenliu0603 darrenliu0603

21-03-2018

B for sure but I don't know why just trust me.

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