Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Sales at a local ice cream shop went up 30% in 5 years. If 50,000 ice cream cones were sold in the current year, find the number of ice cream cones sold 5 years ago. (Round to the nearest integer, if necessary.)
A. 15,000 ice cream cones
B. 35,000 ice cream cones
C. 38,462 ice cream cones
D. 166,667 ice cream cones
Answer: C
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Graph the equation. Include the coordinates of any local extreme points and inflection points.y = 
A. local minimum: (0, 0)
no inflection points
B. local minimum: 
no inflection points
C. local minimum: 
no inflection points
D. local minimum: (0, 0)
inflection points: 
, 
Use the graph of a known basic function and a combination of horizontal and vertical shifts to sketch the function.f(x) = (x + 1)3 + 6
A. 
B. 
C. 
D. 
Write the system in the form 
Then solve the linear system by computing 
with a calculator. Round numbers to the nearest tenth, as necessary.1.4x + 0.2y + 4.3z = 3.93.4x - 7.0y - 0.7z = -3.54.5x - 1.7y - 0.1z = -3.0
A. (-0.6, 0.1, 1.1) B. (-0.3, 0.0, 0.5) C. (-0.5, 0.1, 0.8) D. (-0.2, 0.0, 0.3)
Solve. Use ? ? 3.14. Round to the nearest tenth unless otherwise directed.A dentist places a gold filling in the shape of a cylinder with a hemispherical top in a patient's tooth. The radius of the filling is 5 mm. The height of the cylindrical portion is 5 mm. If dental gold costs 
per cubic millimeter, how much did the gold for the filling cost? Round to the nearest cent.
A. $500.00 B. $7326.67 C. $13,083.33 D. $8896.67