Mathematics, 17.07.2020 08:01 chameleonsarelife
Joselyn is a manager of a window installing company. She ask two professional installers, Mark and Anna, in install all the windows in a large home. Mark can install all the windows in 12 hours. Anna can install all the windows in 9 hours. Joselyn wants to know how long it will take them to install all the windows in the home if they work together. Write an equation and solve for the time it will take Mark and Anna to install all the windows together. Explain each step.
Answers: 2
Mathematics, 21.06.2019 14:00
9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10
Answers: 3
Mathematics, 21.06.2019 23:00
The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?
Answers: 3
Mathematics, 21.06.2019 23:00
The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?
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Joselyn is a manager of a window installing company. She ask two professional installers, Mark and A...
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