A box of donuts has 12 total. 1/4 of the donuts have sprinkles. Of the remaining donuts, 1/3 have cherry filling. The rest are plain. How many plain donuts are in the box?

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?

What is the sum of these mixed numbers 4 2/3+ 3 1/9