
	1.	Find log 47.2 to four decimal places.
		A.	3.8544	B.	1.6739
		C.	2.0791	D.	0.6739
		Hint

	2.	Find log 136.8 to four decimal places.
		A.	2.1418	B.	2.0502
		C.	2.1106	D.	2.1361
		Hint

	3.
		A.	1.022	B.	±1.022
		C.	1.648	D.	-2.266
		Hint

	4.	Solve 3^{x + 4} = 7^{x - 1} to three decimal places.
		A.	-1.993	B.	2.397
		C.	1.254	D.	7.483
		Hint

	5.	Express log ₆ 15 in terms of common logarithms.
		A.		B.
		C.		D.
		Hint