Solve the problem.A wicker basket has a circular rim with a diameter of 11 in. How many inches of ribbon are needed to go once around the rim?(Use 3.14 for ? .)
A. 69.08 in.
B. 32.54 in.
C. 34.54 in.
D. 121 in.
Answer: C
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Solve the problem.
The graph models the average amount spent annually on entertainment per household in Country X from 1981 to 1987. (i) Find the slope of the line. (ii) Find a point-slope form for the line. (Answers may vary.)
A. Slope is 675; point-slope form is y = 675(x - 1982) + 1500. B. Slope is 825; point-slope form is y = 825(x - 1984) + 2850. C. Slope is 375; point-slope form is y = 375(x - 1982) + 1500. D. Slope is 525; point-slope form is y = 525(x - 1984) + 2850.
Solve the problem.What is the difference between a daytime temperature of 10° F and a nighttime temperature of -6° F?
A. 16°F B. 4°F C. -4°F D. -16°F
Solve the problem.What are the dimensions of the smallest square that you can make using 21-in. by 28-in. rectangular tiles?
A. 42-in. × 42-in. B. 84-in. × 84-in. C. 70-in. × 70-in. D. 168-in. × 168-in.
Find the indicated term of the geometric sequence.a2 = 3, r = 
; Find a4.
A. 10
B. 
C. 27
D. 