GCF and LCM
3 years ago
kendraemerson
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15 QuestionsShow answers
  • Question 1
    300 seconds
    Q. Find the LCM of 12 and 6. 
    answer choices
    6
    12
    2
    1
  • Question 2
    300 seconds
    Q. 51 is a _____________ of 3
    answer choices
    Factor 
    Multiple
  • Question 3
    300 seconds
    Q. Which of the choices is a factor of 10?
    answer choices
    2
    4
    6
    8
  • Question 4
    300 seconds
    Q. Which choice shows a multiple of 8?
    answer choices
    8
    4
    2
    1
  • Question 5
    180 seconds
    Q. What is the GCF of 18 and 24?
    answer choices
    3
    6
    8
    9
  • Question 6
    60 seconds
    Q. What is the GCF of 7 and 18?
    answer choices
    7
    18
    1
    3
  • Question 7
    60 seconds
    Q. What are the factors of 25?
    answer choices
    1, 2, 3, 5, 10, 15, 25
    1, 5,  25
    1, 25
    1, 5
  • Question 8
    300 seconds
    Q. Which is a NOT a factor of 9?
    answer choices
    0
    1
    3
    9
  • Question 9
    30 seconds
    Q. What is the GCF OF 24 and 48?
    answer choices
    52
    58
    24
    48
  • Question 10
    60 seconds
    Q. What is the least common multiple (LCM) of 4 and 10?
    answer choices
    4
    40
    15
    20
  • Question 11
    30 seconds
    Q. Two neon signs are turned on at the same time. Both signs blink as they are turned on. One sign blinks every 9 seconds. The other sign blinks every 15 seconds. In how many seconds will they blink together again?
    answer choices
    48 seconds
    45 seconds
    16 seconds
    8 seconds
  • Question 12
    30 seconds
    Q. Jenny goes to dance class every 6 days, karate class every 12 days, and to the library every 18 days. On December 1st she went to both classes and the library. On what date will she do both classes and go to the library?
    answer choices
    24 days
    36 days
    42 days
    52 days
  • Question 13
    30 seconds
    Q. The school cafeteria serves tacos every sixth day and cheeseburgers every eight day. If tacos and cheeseburgers are both on today’s menu, how many days will it be before they are both on the menu again?
    answer choices
    14 days
    24 days
    34 days
    44 days
  • Question 14
    30 seconds
    Q. Peter has 18 oranges, 27 pears and 12 bananas. He wants to make fruit baskets with the same number of each fruit in each basket. How many PEARS will be in the greatest number of fruit baskets?
    answer choices
    7
    8
    9
    10
  • Question 15
    30 seconds
    Q. What number is a factor for EVERY number?
    answer choices
    0
    1
    2
    100
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