MATH 6 (REVIEW)

What is the GCF of 27, 36, and 72?

• 15

• 12

• 9

• 3

What is the GCF of 24 and 56?

• 6

• 8

• 10

• 12

What is the LCM of 80 and 120?

• 240

• 260

• 280

• 300

• 
• 
• 
• 2

What is 3 · 3 · 3 · 3 · x · x · x · x · x · x · x · x?

• 
• 
• 
• 

Which of the following is NOT a perfect square?

• 169

• 225

• 342

• 400

 Maxine’s scores in the first 4 quizzes are 28, 26, 14 and 20. What must be her score for the fifth quiz so that she can get an average of 24?

• 40

• 32

• 26

• 18

What is the mean of this set of numbers 25, 28, 30, 35, 35, 40, 53, 56?

• 30.2

• 33.53

• 37.75

• 38.5

The scores of Grade 6 in their Math quiz are shown in the table below, which of these statements is NOT TRUE?

• 10 is the mean of the data set.

• There were 10 students who took the Math quiz.

• The range of the data set is 10.

• The mode of the data set is 11.

What is the mode of the following distribution 85, 92, 96, 96, 98, 99, 99, 101, 103, 105, 110?

• 96

• 96 and 99

• 99

• 98 and 99