Write an algebraic equation and use it to solve the problem.During a hurricane evacuation from the east coast of Georgia, a family traveled 
west. For part of the trip, they averaged 
but as the congestion got bad, they had to slow to 
If the total time of travel was 7 hours, how many miles did they drive at the reduced speed?
A. 100 miles
B. 110 miles
C. 95 miles
D. 105 miles
Answer: A
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For the graph,a) list the data items, thenb) calculate the mean,c) calculate the standard deviation, andd) calculate the range.If needed, round the standard deviation to 1 decimal place.
A. a) 2, 2, 3, 3, 3, 3, 3, 3, 5, 5
b) 
= 3.2
c) s = 1.0
d) range = 3
B. a) 2, 2, 3, 3, 3, 4, 4, 4, 5, 5
b) 
= 3.5
c) s = 1.0
d) range = 0
C. a) 2, 2, 3, 3, 3, 3, 3, 3, 5, 5
b) 
= 3.2
c) s = 1.1
d) range = 0
D. a) 2, 2, 3, 3, 3, 4, 4, 4, 5, 5
b) 
= 3.5
c) s = 1.1
d) range = 3
Factor by grouping.pq + q - 4p - 4
A. p(q - 4) + 1 B. (p + 1)(q - 4) C. (p - 1)(q - 4) D. p(q - 4)
If a system of two equations has infinitely many solutions, then the lines representing these two equations: ___________________.
What will be an ideal response?
Find the whole.579 hotels is 12% of what number of hotels?
A. 14 B. 48,250 C. 0.14 D. 4825