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Questions in Grade Middle-school

[Answered] Which number will make the fractions equivalent to \(\frac{25}{35}\)?

[Answered] How was society organized in the Middle Ages?

[Answered] A 40-pound box of apples costs $24. What is the cost of 6 pounds of apples?

[Answered] Describe what happens when you step on a pin. (This is about the nervous system)

[Answered] A circle has an area of \(16\pi\) square meters. What is the circumference of the circle? Please show how to solve.

[Answered] Shayla says that one kilometer is equal to one million millimeters. Is she correct? Explain why.

[Answered] A meter stick casts a shadow 1.4 m long at the same time a flagpole casts a shadow 7.7 m long. The triangle formed by the meter stick and its shadow is similar to the triangle formed by the flagpole and its shadow. How tall is the flagpole?

[Answered] Gradualism is a pattern of evolution in which: A. A single species evolves into several closely related species. B. Several distantly related species develop similarities. C. A species evolves at a slow, steady pace. D. A species has periods of little evolution interrupted by periods of rapid evolution. Mass extinction would most likely result from which of the following events? A. A disease kills off a single species of predator within an ecosystem. B. A wildfire burns a national park. C. Global temperatures drop several degrees after several massive volcanic eruptions. D. A massive earthquake strikes North America.

[Answered] The radius of a bicycle wheel is 12 inches. What is the approximate circumference of the wheel?

[Answered] The numbers 9, 40, and c are a Pythagorean triple. What is the value of c? A. 41 B. 43 C. 45 D. 49