638
7235568
847 8
9 6 6 7 8 9
1012 59
what is the mean of the data

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?