1.	Find log 47.2 to four decimal places.
		A.	0.6739	B.	1.6739
		C.	2.0791	D.	3.8544
		Hint
	2.	Solve 32x -1 = 25.6 to three decimal places.
		A.	1.204	B.	1.976
		C.	0.739	D.	4.767
		Hint
	3.	Solve 3x + 4 = 7x - 1 to three decimal places.
		A.	7.483	B.	1.254
		C.	-1.993	D.	2.397
		Hint
	4.	Solve 62x > 5x + 2.
		A.	x > 1.82	B.	x > 0.82
		C.	x > 0.85	D.	x > 1.63
		Hint
	5.	Express log 6 15 in terms of common logarithms.
		A.		B.
		C.		D.
		Hint