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The amount of carbon-14 (64C) in a wooden artifact is measured to be 6

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The amount of carbon-14 (64C) in a wooden artifact is measured to be 6.25 percent the amount in a fresh sample of wood from the same region. The half-life of carbon-14 is 5715 years. Assuming the same amount of carbon-14 was initially present in the artifact, determine the age of the artifact. X years old An object 23.3 cm tall is placed 12.7 cm in front of a mirror. What type of mirror and what radius of curvature are needed to create an upright image that is 45.7 cm in height? What is the magnification of the image?