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: 140 minutes
assistant: 35 minutes
B. baker: 140 minutes
assistant: 560 minutes
C. baker: 35 minutes
assistant: 140 minutes
D. baker: 8
minutes
assistant: 33 minutes
Answer: C
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Find the product and simplify.
? y6
A. 
B. 
C. 
D. 
Solve.Tickets for the school play cost $5 for students and $8 for adults. On opening night, all 360 seats were filled, and the box office revenues were $2610. How many student and how many adult tickets were sold?
A. 320 adult and 40 student B. 360 student and 0 adult C. 90 adult and 270 student D. 90 student and 270 adult
Find the maximum and minimum values of the function and the values of x and y for which they occur.Q = 2x + 5y, subject to3x + 2y ? 6,-2x + 4y ? 8,x ? 0,y ? 0.
A. Maximum: 12
when x = 
and y = 
; minimum: 4 when x = 2 and y = 0
B. Maximum: 10 when x = 0 and y = 2; minimum: 0 when x = 0 and y = 0
C. Maximum: 13
when x = 
and y = 
; minimum: 0 when x = 0 and y = 0
D. Maximum: 12
when x = 
and y = 
; minimum: 0 when x = 0 and y = 0
Graph.
- 
= 1
A. 
B. 
C. 
D. 