Find the surface area of the sphere.
r=3 cm
Round to the nearest tenth.

Find the balance at the end of 4 years if 1000 is deposited at the rate of

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

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