Answer the questionHow can the graph of f(x) =
+ 15 be obtained from the graph of y =
?
A. By making a horizontal shift of 15 units to the right
B. By making a horizontal shift of 15 units to the left
C. By making a vertical shift of 15 units down
D. By making a vertical shift of 15 units up
Answer: D
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Multiply. Write the answer in simplest form. ? -
A.
B. -
C. -
D. -
Solve the problem.A car wheel has a 14-inch radius. Through what angle (to the nearest tenth of a degree) does the wheel turn when the car rolls forward 2 ft?
A. 113.2° B. 103.2° C. 108.2° D. 98.2°
Solve the problem.In order to receive a B in a course, it is necessary to get an average of 80% correct on two one-hour exams of 100 points each, on one midterm exam of 200 points, and on one final exam of 500 points. If a student scores 90, and 86 on the one-hour exams, and 141 on the midterm exam, what is the minimum score on the final exam that the person can get and still earn a B?
A. 313 B. 448 C. 403 D. 583
Solve using a proportion. Round your answer to the nearest hundredth when necessary.In a random sampling from a survey concerning music listening habits, 100 out of 120 at-home mothers preferred easy listening to punk rock. Taking all the data from the survey, 220 at-home mothers expressed a preference for easy listening over punk rock. How many at-home mothers would you estimate took part in the survey?
A. 264 mothers B. 259 mothers C. 254 mothers D. 273 mothers