Perform the indicated operation and reduce to lowest terms.
+ 
A. 
B. 
C. 
D. 
Answer: A
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At one high school, the mean time for running the 100-yard dash is 
with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:More than 15.2 seconds
A. 48% B. 34% C. 68% D. 50%
Provide an appropriate response.Is it possible to have 8seven? If not, how should you write this number?
What will be an ideal response?
Graph the line.y = 5x
A. 
B. 
C. 
D. 
Solve the problem.An artist is creating a mosaic that cannot be larger than the space allotted which is 4 feet tall and 6 feet wide. The mosaic must be at least 3 feet tall and 5 feet wide. The tiles in the mosaic have words written on them and the artist wants the words to all be horizontal in the final mosaic. The word tiles come in two sizes: The smaller tiles are 4 inches tall and 4 inches wide, while the large tiles are 6 inches tall and 12 inches wide. If the small tiles cost $3.50 each and the larger tiles cost $4.50 each, how many of each should be used to minimize the cost? What is the minimum cost?
What will be an ideal response?