1.	Express 765,000,000,000 in scientific notation.
		A.	7.65 × 10-11	B.	0.765 × 1012
		C.	7.65 × 1011	D.	7.65 × 1010
		Hint
	2.	Express 47.5 × 10-5 in scientific notation.
		A.	0.475 × 10-3	B.	475 × 10-6
		C.	4.75 × 10-6	D.	4.75 × 10-4
		Hint
	3.	What is the value of (4.4 × 109)(3 × 10-5) in scientific notation?
		A.	1.32 × 104	B.	1.5 × 104
		C.	1.32 × 105	D.	1.32 × 106
		Hint
	4.	Express 4.67 × 10-7 in standard notation.
		A.	0.0000000467	B.	0.000000467
		C.	0.00000467	D.	46,700,000
		Hint
	5.	Express the result of in scientific notation.
		A.	343	B.	3430
		C.	3.43 × 103	D.	3.43 × 102
		Hint