Solve the problem.Mark and Rachel both work for Smith Landscaping Company. Mark can finish a planting job in 2 hours, while it takes Rachel 3 hours to finish the same job. If Mark and Rachel will work together on the job, and the cost of labor is $35 per hour, what should the labor estimate be? (Round to the nearest cent, if necessary.)
A. $87.50
B. $84.00
C. $29.17
D. $42.00
Answer: D
Mathematics
You might also like to view...
For the given expression y', find y'' and sketch the general shape of the graph of y = f(x). y' = x-2/3(x - 6)
A. 
B. 
C. 
D. 
Mathematics
Decide if the number is rational or irrational.0.77777777...
A. Irrational B. Rational
Mathematics
Answer the question.Consider the numbers 
, -9, -1, 
, 
, 0.
, 0.83. Which are irrational numbers?
A. 
, 0.
B. 
C. 
, 0.
D. 
Mathematics
Solve the problem.The following scatter diagram shows heights (in inches) of children and their ages.Height (inches)
Age (years)Based on this data, how old do you think a child is who is about 39 inches tall?
A. 7 years B. 3 years C. 1 year D. 3 months
Mathematics