Hae Suk flips a penny, a nickel, and a dime. How many ways can she get at least two heads?

kk345 Apr 20, 2019

#2**-2 **

In total, there are 2^3 outcomes, or 8 outcomes.

These are the outcomes:

**HHH**

**HHT**

**HTH**

**THH**

TTH

THT

HTT

TTT

The top four outcomes(in bold)have at least two heads and those are the four outcomes that is the answer to the problem.

~~Hypotenuisance

Hypotenuisance Apr 21, 2019