1. What is the greatest common factor (GCF) of 16 and 24?
A. 6
B. 8.
C. 12
D. 19
2. What is the least common multiple (LCM) of 12 and 14?
A. 54
B. 68
C. 84
D. 146
3. The following numbers are common factors of 28 and 56 except?
A. 7
B. 14
C. 8
D. 28
4. What is the greatest common factor of 14 and 56?
A. 7
B. 14
C. 21 D. 28
5. What is the Least Common Muliple (LCM) of 7 and 8?
A. 56
B. 68
C. 84
D. 146
6. Which is the common factor of 24 and 32?
A. 8
B. 16
C. 24
7. What is the least common multiple of 6 and 14?
D. 32
A. 42
B. 54
C. 76
D. 84
ET
8. During a car race, two competitors will stop to fill up the fuel tank.
same speed, how many laps will they meet again at the fuel station?
One does it every 4 laps, and the other every 5 laps. If they travel at the bar
A. 16
B. 20
C.25
D. 30
ta
9. Which of the following is the greatest common factor of 28 and 36?
TRI
A. 4
B. 7
C. 8
D. 9
10. What is the least number of carpenters that an engineer must hire if
he wants to arrange them in groups of 4, 5, 6 with no carpenter left?
A. 120
B.150
C.60
D.240​