Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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The pictograph shows the number of bicyclists who participated in the Labor Day weekend bicycle race for the years indicated. 
In what year did the greatest number of cyclists participate?
A. 2007 B. 2005 C. 2004 D. 2003
Mathematics
Solve the problem.Sue drove her car 222 miles in January, 303 miles in February, and 200 miles in March. If her average mileage for the four months from January to April is to be at least 249 miles, how many miles must she drive in April?
A. at least 244 miles B. at most 271 miles C. at most 249 miles D. at least 271 miles
Mathematics
Solve the equation.
+ 3 = 5
A. {56} B. ? C. {12} D. {-4}
Mathematics
Find the exact value. Do not use a calculator.cos 30°
A. 
B. 
C.
D. 
Mathematics