There Are 4 Blue Marbles And 3 Green Marbles

Getting blue or red c.

There are 4 blue marbles and 3 green marbles.

Frac 1 4 of 32 is 8 so there are 8 red marbles and 24 marbles that are neither red nor blue. P yellow 2 11 the probability of picking either of these colors. What is the probability of choosi. Getting black marble b.

Since the first green marble is not returned the probability of picking another green marble 3 19 multiply both results 4 20 3 19 12 380 3 95. Total 5 3 2 1 11 so there are 11 marbles total. I think the word half in every case should have been out of in which case your answer then becomes b. The correct answer is option a 3 95 the probability of picking a green ball marble at first is 4 20 total number of green marbles total number of marbles present.

The probability that we pick one of the 3 green marbles out of the 11 is simply that ratio. This means fair or the probability of selecting any of the marbles is the same selecting a blue marble is. 4 red marbles and 5 blue marbles means the probability of randomly note. Find the probability of.

A blue marble. Discussion in calculator requests started by math celebrity jul 19 2020. P green or yellow 5 11 probability here is the chance of selection out of a total. The probabilty unsimplified could be 6 15.

None of the options listed. The respond is two 5 a. For blue frac 1 5 of 40 is 8 so there are 8 blue marbles and 32 other marbles. A bag contains 2 red marbles 3 blue marbles and 4 green marbles.

6 divided by 3 equals 2 and 15 divided by 3 equals 5. Suppose you select one marble at random. So we need to first find the total number of marbles. There s 9 balls in the bag and 5 are blue.

So the odds are simply 5 9. P blue orange green 6 20 4 20 3 20 3 10 1 5 3 20 9 1000. P green 3 11 same idea for yellow. It truly is your denominator.

Getting other than green d. There are 4 blue marbles 5 red marbles 1 green marble and 2 black marbles in a bag. Yet you simplify it by dividing by 3. The form of blue marbles 6 is your numerator.

As there are 10 green marbles there are 14 marbles left that are not green red or blue. 6 blue 7 black 4 orange and 3 green marbles gives a total of 20 marbles in a bag.