If there is a 25% chance of a spinner landing on red and 1/3 chance of it landing on black and 1/6 chance of it landing on white,what is the probability? If you spin it 300 times what is the probability of it landing on black?
2007-05-11 09:44:42 · 4 answers · asked by Helena Winkler 2 in Science & Mathematics ➔ Mathematics
1/3 of 300 is 100.
Probablilty of Black is 100 out of 300.
2007-05-11 09:49:29 · answer #1 · answered by ? 2 · 0⤊ 0⤋
You have STATED the probability of a spinner landing on black.(1/3).
The question you are asking is how many times would you Expect the spinner to land on black.
E(black) = 1/3 x 300 = 100
2007-05-12 06:10:00 · answer #2 · answered by Como 7 · 0⤊ 0⤋
you answered your own question. chance of landing on black is 1/3 = probability of landing on black is 1/3 1/3 of 300 = ?
2007-05-11 09:53:08 · answer #3 · answered by jman 3 · 0⤊ 0⤋
100
2007-05-11 09:48:25 · answer #4 · answered by Anonymous · 0⤊ 0⤋