Question

A bag of marbles contains blue (B), red (R), yellow (Y), and green (G) marbles. A marble is drawn from the bag, recorded, and then placed back in the bag. Estimate the probability the next marble is NOT red.

R Y G B

0.25

0.50

0.75

0.33

Answer 1

c  , 75 the 4 different colersas divide into .25 

Answer 2

Only 4 marbles, so 0.75.