Write two numbers, neither of which is 28, whose lcm is 28

Is it LCD?

Step-by-step explanation:

It could be 4 and 7

or 14 and 2 but this just wrong. But is a good reference thou

1. GCF-15, LCM-90

2. GCF-4, LCM-252

3. GCF-4, LCM-360

4. GCF-28, LCM-168

5. GCF-9, LCM-1,890

6. GCF-27, LCM-810

Step-by-step explanation:

1. 3|15, 90

5|5, 30

1, 6

3×5=15

3×5×1×6=90

2. 2|28, 36

2|14, 18

7, 9

2×2=4

2×2×7×9=252

3. 2|8, 20, 36

2|4, 10, 18

2, 5, 9

2×2=4

2×2×2×5×9=360

4. 2|28, 56, 84

2|14, 28, 42

7|7,14, 21

1, 2, 3

2×2×7=28

2×2×7×1×2×3=168

5. 3|54, 63, 45

3|18, 21, 15

6, 7, 5

3×3=9

3×3×6×7×5=1,890

6. 3|27, 54, 81, 135

3|9, 18, 27, 45

3|3,6, 9,15

1, 2, 3, 5

3×3×3=27

3×3×3×1×2×3×5=810

#CarryOnLearning

1.)15

2.)4

3.)4

4.)4

5.)9

6)27

Step-by-step explanation:

15=(15),30,45,60,75,90

4=4,(8),12,16,(20),24,(28),32,(36),40,44,48,52,(56),60,64,68,72,76,80,(84).

9=9,18,27,36,(45),(54),(63)

27=(27),(54),(81),108,(135)

1.)300

2.)90

3.)84

4.)?

5.)?

1.GCF=28,LCM=2

2.GCF=9,LCM=3

3.GCF=27,LCM=3

2 Ithink

Step-by-step explanation:

28÷2, 32÷2, 84÷2, 91÷2

252

34

Step-by-step explanation:

6. D

7. B

8. D

9 B

10. A

11. A

12. A

13. D

14. B

15. C

Step-by-step explanation:

7

Step-by-step explanation:

Divisibility rules applied to those numbers make them all divisible by seven making it the lcm