Solve the problem.Tracy can wallpaper 4 rooms in a new house in 16 hours. Together with her trainee they can wallpaper the 4 rooms in 11 hours. How long would it take the trainee working by herself to do the job?
A. 56 hr
B. 80 hr
C. 16 hr
D. 40 hr
Answer: D
Mathematics
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The following question refers to a country with five states. There are 250 seats in the legislature, and the populations of the states are given in the table below.
The standard quota for State A is
A. 0.16. B. 6.25. C. 1.00. D. 250. E. none of these
Mathematics
Write the inequality using interval notation. Graph the inequality.-3 ? x < 1
A. [-3, 1]
B. (-3, 1)
C. (-3, 1]
D. [-3, 1)
Mathematics
Provide an appropriate response.Find the volume of the solid under the graph of 
over the rectangle 
A. 
B. -12
C. 
D. 
Mathematics
Follow the rules for working with measurements.
Find the volume of the right circular cone.V = __________ cm3Find the lateral surface area of the right circular cone.A = __________ cm2
What will be an ideal response?
Mathematics