Ethel what’s to have $70000 in 20 years. How much does she need to invest today at 5.46% cm? Find the p and the I

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What is the range of this function? all real numbers such that y ≤ 40 all real numbers such that y ≥ 0 all real numbers such that 0 ≤ y ≤ 40 all real numbers such that 37.75 ≤ y ≤ 40

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

When a rectangle is dilated, how do the perimeter and area of the rectangle change?