Solve.A $230 watch is on sale at 40% off. What is the discount?

A. $138.00
B. $9.20
C. $92.00
D. $220.80


Answer: C

Mathematics

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Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region bounded by y = 3x - x2 and y = x about the y-axis

A. 2?
B. ?
C. ?
D. 4?

Mathematics

Perform the indicated operation. Simplify, if possible. + 

A.
B.
C.
D.

Mathematics

The graph of a piecewise-defined function is given. Write a definition for the function. 

A.

B.

C.

D.

Mathematics

Write the improper fraction as a mixed or whole number.

A.
B. 34
C. 3
D. 34

Mathematics