Solve.The approach ramp used by a daredevil motorcyclist for flying over a collection of flaming telephone booths has a rise of 19.5 feet for every 30 feet in horizontal distance. Find the grade of the ramp. Round to the nearest whole percent.
A. 15%
B. 0.65%
C. 65%
D. 70%
Answer: C
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Use the graph of the relation to identify the domain and range.4x + y = 1
A. domain: 
range: (-?, ?)
B. domain: (-?, ?)
range: 
C. domain: 
range: (-?, ?)
D. domain: (-?, ?)
range: (-?, ?)
Solve the problem.The expression 0.60
+ r is used to obtain the target heart rate for a cardiovascular workout for an athletic male with age a and resting heart rate r. Find the target heart rate for a 18-year-old athletic male with a resting heart rate of 68 beats per minute.
A. 76.8 beats/min B. 153.8 beats/min C. 128.4 beats/min D. 144.8 beats/min
Convert the angle in radians to degrees.
?
A. 990° B. 164° C. 1980° D. 33?°
For the given figure, find the ratio of the length of the longest side to the length of the shortest side. Write the ratio as a fraction in lowest terms.
A = 0.03 yardB = 0.02 yardC = 0.03 yardD = 0.02 yard
A. 
B. 
C. 3
D. 