1. The average score of 6 students is 98. We know 5 of their scores: 92,50,68,99,120. Find the sixth score.

2. The average price of 7 items is $40.00. The average of 5 of them is $23.00. Find the average of the other 2 items.

3. For what value of x does G(x)=0? For what value of x does G(x) have no solution?

4. The chart below displays the number of pets that a group of students own.

Number of Students     Number of Pets

6                                   2

12                                 0

10                                 1

5                                   3

3                                   5

2                                   4

1                                   7

Find the mean, median, mode, and range of the dataset.

5. If 7a-7=ab- b, find the value of b.

6. The chart below displays test scores for 20 students. Find mean, median, mode, and range test score

Score                      Number of Students

80                           5

85                           6

60                           1

70                           2

100                         4

90                           1

95                           1