Test II. Find the LCM of each of the following sets of numbers. Choose any method. (2 points each)

16 and 48
24 and 72
8, 27, and 45
24, 48 and 80
2 x 21, 4 x 12
3 x 8, 5 x 12
2 x 4, 2 x 5, 2 x 7
2 x 3, 2 x 12, 3 x 10
Test III. Write the mixed number as improper fraction.( 2 points each )

6 1/4

5 2/3


3 1/5

5 3/4


1 1/2

2 7/10


3 1/7

4 4/9


4 3/10

3 5/8