Use the circle graph to solve the problem.In a school survey, students showed these preferences for instructional materials.
About how many students would you expect to prefer radio in a school of 250 students?
A. About 5 students
B. About 13 students
C. About 90 students
D. About 45 students
Answer: B
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Give an expression that generates all angles coterminal with the given angle. Let n represent any integer.98°
A. 98° + n ? 180° B. 98° + n ? 360° C. 98° + n ? 720° D. 98° + n ? 90°
Provide an appropriate response.Suppose a machine costing $12,000 is to be replaced at the end of 7 years, at which time it will have a salvage value of $6000. In order to provide money at that time for a new machine costing $15,000, a sinking fund is set up into which equal payments are placed at the end of every quarter. If the fund earns 5.6% compounded quarterly, what should each payment be?
Fill in the blank(s) with the appropriate word(s).
Evaluate the function.Find f(5) if f = {(-2, 3), (3, 0), (0, 5), (5, -2)}
A. (-2, 0) B. None of these C. -2 D. 0
Solve.x-2 + 5x-1 + 4 = 0
A. 1, 4
B. - 
, -1
C. -1, -4
D. 
, 1