
	1.	What is the least common multiple of 4 and 8?
		A.	8	B.	24
		C.	4	D.	16
		Hint

	2.	Find the least common multiple of 15 and 6.
		A.	30	B.	45
		C.	60	D.	15
		Hint

	3.	The LCM of 5rs² and 4st is ____ .
		A.	20rst	B.	20rs²t
		C.	20s²	D.	20rt
		Hint

	4.	Find the LCM of 25 and 30.
		A.	750	B.	150
		C.	275	D.	120
		Hint

	5.	Find the LCD of and
		A.	18	B.	10
		C.	12	D.	24
		Hint