Solve the problem. Use 3.14 as an approximation for ? where appropriate.A cubical container measures 4 in. on each edge. What does it cost to fill the container at $2.12 per cubic inch?
A. $143.82
B. $33.92
C. $25.44
D. $135.68
Answer: D
Mathematics
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Solve the problem.Two angles are complementary. The sum of the first angle plus twice the second angle is 153°. Find the measures of the angles.
A. 117°, 63° B. 27°, 63° C. 1°, 76° D. 22°, 68°
Mathematics
Solve the equation.0.11(x + 40) + 0.21(x + 30) = -11.7. (Round to the nearest whole number, if necessary.)
A. {-70} B. {70} C. {-10} D. {10}
Mathematics
Plot the point in a polar coordinate system.
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations. Write the resulting polynomial in standard form.(4x8 - 5x7 + 5x6 + 7) - (9x8 - 2x7 - 8x6 + 8)
A. -5x8 - 3x7 + 13x6 - 1 B. -5x8 - 7x7 - 3x6 + 15 C. 13x8 - 7x7 - 3x6 - 1 D. 13x8 - 7x7 - 3x6 + 15
Mathematics