Solve the problem.An experienced accountant can prepare a tax return in 20 hours. A novice accountant can do the job in 24 hours. How long will it take them to do the job working together?
A. 
hr
B. 120 hr
C. 
hr
D. 10
hr
Answer: D
Mathematics
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Round the number as indicated.127 to the nearest hundred
A. 110 B. 0 C. 200 D. 100
Mathematics
Fill in the blank with one of the words or phrases listed below. 
A(n) 
is made up of two rays that share the same endpoint. The common end point is called the 
.
A. adjacent; vertical B. angle; vertical C. angle; vertex D. adjacent; vertex
Mathematics
Perform the indicated operation. Write the result in the form a + bi.9i(4 - 6i)
A. 36i - 54i2 B. 54+ 36i C. 36i- 54 D. 36i + 54i2
Mathematics
Decide whether or not the equation defines y as a function of x.y = 2x - 3
A. Yes B. No
Mathematics