To replace some damaged ductwork,  linear feet of duct is needed. The cost is $

varid="variable_id_field" variablename="impvar_896a7c6135674ff999fb2a27c" class="wirisformula" /> per four linear feet. What is the cost of replacement? 

A. $176.00
B. $49.45
C. $44.00
D. $23.38
E. $82.82

---

Answer: C

Mathematics

Solve.The Powell family paid 24% of the purchase price of a $246,000 home as a down payment. Determine the amount of the down payment.

A. $590 B. $10,250 C. $5904 D. $59,040

Simplify.i43

A. -i B. 1 C. -1 D. i

Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = -2(x + 4)4 + 3

A.

B.

C.

D.

Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in ordered pair form.

A. {(6, 7), (7, 6), (-6, -7), (-7, -6)} B. {(6, -7), (6, 7)} C. {(6, 7), (-6, 7), (6, -7), (-6, -7)} D. {(-6, -7), (-7, -6)}