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Questions in Grade Middle-school

[Answered] Which fraction and equivalent decimal correctly shows the ratio of shaded circles to all circles? A. 1/4 = 0.25 B. 1/3 = 03 C. 1/2 = 0.5 D. 2/3 = 0.6

[Answered] A train takes Ms. Eaddy 200 miles north and 150 miles south. The total trip took 3.5 hours. What was the average velocity of the train in miles per hour (mph)?

[Answered] Which type of gas is filled in Lay's packs, and why?

[Answered] List all integers between -0.6 and 4.17.

[Answered] Tennis balls with a diameter of 2.5 inches are packaged 3 to a can. The can is a cylinder. Find the volume of the space in the can that is not occupied by tennis balls. Assume that the balls touch the sides, top, and bottom of the can. Round your answer to the nearest hundredth. What is the volume not occupied by the balls?

[Answered] Can you tell me how to solve this problem: [tex]\frac{4}{7} + \frac{3}{7}[/tex]?

[Answered] What is 60% off a price that is $20.00?

[Answered] Which branch of government writes the laws?

[Answered] Name a metal that doesn't conduct electricity.

[Answered] A sound wave of 70 cm travels 840 m in 2.5 seconds. What is the velocity and frequency of the sound?