Solve the problem.A baker can decorate the day's cookie supply four times as fast as his new assistant. If they decorate all the cookies working together in 28 minutes, how long would it take for each of them to decorate the cookies working individually?
A. baker: 35 minutes
assistant: 140 minutes
B. baker: 140 minutes
assistant: 35 minutes
C. baker: 140 minutes
assistant: 560 minutes
D. baker: 8
minutes
assistant: 33 minutes
Answer: A
Mathematics
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Solve. Give your answer as a mixed number if appropriate.
= 
A. 
B. 4
C. 1292
D. 39
Mathematics
Find an equation of the tangent line to the curve 
at the point (4,1).
a. y = –1.11x + 17 b. y = –1.11x + 3.43 c. y = 1.11x + 5.43 d. y = –1.11x + 5.43 e. None of these
Mathematics
Solve.
= 
+ 4
A. 
, 
B. 
C. - 
, 2
D. empty set
Mathematics
Determine whether the statement is true or false.If f(x) is a polynomial and f(-5) = 0, then x + 5 is a factor of f(x).
A. True B. False
Mathematics