1.	Estimate to the nearest whole number.
		A.	17	B.	15
		C.	14	D.	16
		Hint
	2.	Which number does not have a square root between 4 and 5?
		A.	27	B.	17
		C.	24	D.	20
		Hint
	3.	Which number is closest to 8?
		A.		B.
		C.		D.
		Hint
	4.	Using the formula , what was the approximate speed s of a car if the length of the skid marks d are 45 feet when f is 1.2?
		A.	42 mph	B.	45 mph
		C.	55 mph	D.	40 mph
		Hint
	5.	Estimate to the nearest whole number.
		A.	10	B.	9
		C.	8	D.	11
		Hint