Question

a bag contains 4 green marbles, 6 red marbles and 5 brown marbles and 14 orange marbles and 8 blue marbles you choose a marble and replace it and choose again what is P (red than blue)
a.48/1369
b.14/1369
c.27/37
d.14/37

Answer 1

There are 37 marbles in the bag, right?

Answer 2

yep

Answer 3

And it says 6 red and 8 blue, so cross multiply 6/37 x 8/37. 6 x 8 = ? 37 x 37 = ?

Answer 4

What exactly does P mean?

Answer 5

It means probability.

Answer 6

@lj24 What is 6 x 8?

Answer 7

48/1,369?

Answer 8

No, I mean that he said P means "red than blue". I do not understand what red than blue means.

Answer 9

Yes! Great job!

Answer 10

It means the probability of choosing a blue marble, then a red marble.