Question

If you flip three fair coins, what is the probability that the first two flips will both be heads, and the third flip will be either heads or tails?

Answer 1

Answer: 2/8 = 1/4

Step-by-step explanation:when you flip 3 coins, the total number of outcomes is 8 and the outcomes of coming both flips head and 3rd one is head or tail are:

head,head,head

head,head,tail

Answer 2

Answer: 2/8=1/4

Step-by-step explanation:

Answer: 2/8 = 1/4

:If you flip three coins, there are 2 possible outcomes for each individual flip, so there are 2*2*2*2=8 possible outcomes.Since the coin is fair, each outcome is equally likely.

Each path represents one outcome. The paths show the 2 favorable outcomes.