Abag 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

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Find the values of y: 3y^3(y^2+ 2/3y)=0

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?