Question

A bag contains 2 red marbles and 3 blue marbles. Three marbles are drawn at random with replacement. Which of the following gives the probability of drawing a blue marble?

Answer 1

here are answers to chose from

Answer 2

drawing atleast 1 or exactly 1?

Answer 3

at least 1

Answer 4

i think the problem is worded poorly

Answer 5

i got 27over 125 but its not one of the answers

Answer 6

I think it is exactly 1. Then the answer is B. If it is atleast 1, then it is 117/125 which is none of the options.

Answer 7

For atleast 1, just fine the probability of drawing red all three times and subtract from 1.

Answer 8

The question says exactly 1 imo.

Answer 9

i figured it out its c and it equals 27/125

Answer 10

how is C equal to 27/125 O_o