Lewis has 87 country songs, 45 heavy metal songs, and 28 blue-grass songs on his playlist. How can you answer these questions?
A) What is the probability that if a song is randomly selected it would NOT be a heavy metal song? ( Use the format of P(Event): fraction, decimal, percent )
B) Lewis listened for a while when he was doing his math homework and counted 8 country songs. How many songs total would Lewis have probably heard? ( Round you answer to the nearest whole song )
A) What is the probability that if a song is randomly selected it would NOT be a heavy metal song? ( Use the format of P(Event): fraction, decimal, percent )
B) Lewis listened for a while when he was doing his math homework and counted 8 country songs. How many songs total would Lewis have probably heard? ( Round you answer to the nearest whole song )
1 Answer
A:
B:
Explanation:
total no. of possibilities:
P(event) = number of ways in which the event could happen / all possible outcomes
the number of possible songs to choose from is
out of these
this means that the probability of selecting a song that is not heavy metal is
-
Lewis has
the total number of songs that he may have heard is
if Lewis heard