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Problem Solving on LCM & GCF

Quiz by RICHARD

Grade 6
Math
Common Core

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17 questions
Show answers
  • Q1
    1. Sara had 16 red flowers and 24 yellow flowers. She wants to make bouquets with the same number of each color flower in each bouquet. What is the greatest number of bouquets that she can make?
    8
    4
    48
    2
    30s
  • Q2
    Which of the following expresses the sum of 40 and 64 as a product.
    8x(40+64)
    4x(10+16)
    6x(40+64)
    8x(5+8)
    30s
  • Q3
    Q.3 Peter has 18 oranges and 27 pears. He wants to make fruit baskets with the same number of each fruit in each basket. What is the greatest number of fruit baskets he can make? 1234
    7
    9
    3
    1
    30s
  • Q4
    There are 2118 people attending a dinner party. If each table can seat 3 seats. How many tables are needed for the dinner party?
    76
    706
    667
    700
    30s
  • Q5
    Two clocks are turned on at the same time. One clock chimes every 15 minutes. The other clock chimes every 25 minutes. In how many minutes will they chime together?
    25 minutes
    75 minutes
    55 minutes
    60 minutes
    30s
  • Q6
    When a number is divided by 15, the remainder is 3. Which of the following could be the number?
    108
    105
    107
    106
    30s
  • Q7
    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?
    44 days
    24 days
    14 days
    34 days
    30s
  • Q8
    Q8. Jerome is making prizes for a game at the school fair. He has two bags of different candies, one with 15 pieces of candies and one with 20 pieces. Every prize will have one kind of candy, the same number of pieces and the greatest number of pieces possible. How many candies should be in each prize?
    60 candies
    15 candies
    20 candies
    5 candies
    30s
  • Q9
    Which of the following is not a multiples of 12.
    48
    12
    6
    36
    30s
  • Q10
    Abdullah cut out 8 squares and 9 circles. He divided the cutouts into groups so that the same number of squares and circles were in each group. What is the greatest number of groups he could have made?
    72
    8
    9
    1
    30s
  • Q11
    18. 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?
    8 seconds
    45 seconds
    48 seconds
    16 seconds
    30s
  • Q12
    Which pair of numbers has a GCF of 10 AND a LCM of 60?
    15 and 20
    2 and 5
    5 and 10
    20 and 30
    30s
  • Q13
    A radio station is giving away a $100 bill to every 30th caller and movie tickets to every 40th caller. Which caller will be the first to win both prizes?
    10
    2
    5
    120
    30s
  • Q14
    There are 28 sixth graders and 44 seven graders. Mr Chan wants to divide both grades in to groups of equal sizes, with the greatest possible number of students in each group. How many students should be in each group?
    6 students
    8 students
    4 students
    24 students
    30s
  • Q15
    Find the greatest common factor of 10, 30 and 60
    6
    5
    10
    30
    30s

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