Solve the problem.A painter can finish painting a house in 3 hours. Her assistant takes 5 hours to finish the same job. How long would it take for them to complete the job if they were working together?
A. 
hour
B. 4 hours
C. 2 hours
D. 1
hours
Answer: D
Mathematics
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Solve the problem.The kind of symmetries found in the wallpaper pattern shown below are the identity and
A. translations and horizontal reflections only. B. translations and 180° rotations only. C. translations only. D. translations and vertical reflections only. E. none of these
Mathematics
Find decimal notation for the number(s) in percent notation.36% of those undergoing a certain surgical procedure make a full recovery.
A. 0.036 B. 36 C. 0.36 D. 0.0036
Mathematics
Graph the fraction on a number line.- 
A. 
B. 
C. 
D. 
Mathematics
Check the following addition. If the answer is incorrect, give the correct answer.
10,653
A. Correct B. Incorrect; should be 10,563 C. Incorrect; should be 10,553 D. Incorrect; should be 10,413
Mathematics