1.	What is the least common multiple of 4, 5, and 16?
		A.	160	B.	80
		C.	16	D.	64
		Hint
	2.	Find the difference of (-2) and 5.
		A.	-7	B.	3
		C.	-3	D.	7
		Hint
	3.	Divide -56 by -4.
		A.	-13	B.	14
		C.	-14	D.	16
		Hint
	4.	Find the solution for the equation w - 13 = -4.
		A.	9	B.	17
		C.	-17	D.	-9
		Hint
	5.	Find the solution for 12r = -132.
		A.	-11	B.	-12
		C.	-120	D.	-144
		Hint
	6.	Find the least common multiple of 15 and 6.
		A.	60	B.	30
		C.	45	D.	15
		Hint
	7.	Find the difference –5 – (-11).
		A.	-16	B.	6
		C.	16	D.	-6
		Hint
	8.	Find the product 3(-12).
		A.	36	B.	-9
		C.	9	D.	-36
		Hint
	9.	Multiply –8(-4).
		A.	12	B.	-32
		C.	-12	D.	32
		Hint
	10.	Find the LCM of 25 and 30.
		A.	275	B.	150
		C.	750	D.	120
		Hint