Which of the following numbers are divisible by 3?
a) 39
b) 126
c) 49
What are a) 39 and b) 126
100
What is the product of 0.2 x 0.6?
a) 1.2
b) 0.12
c) 12
What is b) 0.12
100
Determine the greatest common factor of 12, 24, and 32.
a) 4
b) 2
c) 3
What is a) 4
100
What is the least common multiple of 3 and 5?
a) 45
b) 30
c) 15
What is c) 15
100
What is the correct prime factorization of 32?
a) 2 x 2 x 4 x 2
b) 2 x 2 x 2 x 2 x 2
c) 3 x 2 x 3 x 2
What is b) 2 x 2 x 2 x 2 x 2
200
Under what conditions is a number divisible by 4?
What is "If the last two digits form a number divisible by 4"
200
Evaluate 6n for n = 6.23
a) 37.38
b) 3.738
c) 373.8
What is a) 37.38
200
What is the greatest common factor of 12 and 36?
a) 6
b) 3
c) 12
What is c) 12
200
20 is the least common multiple for which pair of numbers?
a) 4 and 5
b) 2 and 10
c) 3 and 5
What is a) 4 and 5
200
Explain why the prime factorization of 24 is not the following:
4 x 2 x 3
What is "4 can be reduced to 2 x 2"
300
If a number is divisible by 2 and 3, determine which of the following numbers would meet the specified criteria.
a) 48
b) 56
c) 156
What are a) 48 and c) 156
300
How many decimal places are in 0.679?
a) 4
b) 3
c) 2
What is b) 3
300
What is the greatest common factor of 28 and 70?
What is 14
300
What is the least common multiple of 4, 6, and 8?
What is 24
300
Determine whether the following prime factorization is accurate for 72. If it is not, correct the statement.
8 x 9
What is "Incorrect. The proper prime factorization is 2 x 2 x 2 x 3 x 3"
400
610 is divisible by which of the following numbers?
a) 2, 3, and 4
b) 2 and 5
c) 2, 3, and 5
What is b) 2 and 5
400
If x = 4.047, evaluate the following expression: 3x + 4.37.
What is 16.511
400
The textbook lists three ways to determine the greatest common factor. Provide one example.
What is 1) List the factors 2) Use prime factorization and 3) Use a ladder diagram
400
Determine the least common multiple of 9 and 12.
What is 36
400
Identify the proper prime factorization of 144.
a) 2^4 + 3^2
b) 2^3 + 3^3
c) 2^5 + 3^2
What is a) 2^4 + 3^2
500
72 girls signed up to play soccer for the Junior Girls League. If the coach wants 9 teams, what is the maximum number of girls that can be on each team?
What is 8
500
Scott spends $67.23 on 9 baseballs. With this information, how much does he spend per baseball?
What is $7.47
500
Mrs. Provost teaches 24 girls and 30 boys in her sixth grade math class. She wants to separate the class into equal numbers of girls and boys. What is the greatest number of groups that she can make if every student must be present in a group?
What is 6
500
Mrs. Provost wants to make hotdogs for dinner. She notices that hotdogs come in packs of 8 and rolls come in packs of 10. Assuming she wants one hot dog per roll, what is the minimum number of rolls that she must buy?
What is 40
500
Write a simplified version of the prime factorization of 60 (Hint: think exponential form)