1.	Find log 47.2 to four decimal places.
		A.	3.8544	B.	2.0791
		C.	1.6739	D.	0.6739
		Hint
	2.	Find to three decimal places.
		A.	3.1355	B.	1.3617
		C.	2.3225	D.	1.6113
		Hint
	3.	Solve 4x = 22 to three decimal places.
		A.	2.230	B.	5.500
		C.	3.414	D.	3.961
		Hint
	4.	Solve 32x -1 = 25.6 to three decimal places.
		A.	4.767	B.	1.976
		C.	0.739	D.	1.204
		Hint
	5.	Express log 6 15 in terms of common logarithms.
		A.		B.
		C.		D.
		Hint