question. 1 The temperature one afternoon at 3 PM was 66 degrees and by 10 PM it was 17 degrees. What was the total change in temperature? question 2, A miner started at 8 feet above sea level and then traveled 23 feet straight down into a mine shaft. What was the miner's elevation after traveling down the mine shaft? question 3. An underwater canyon begins at 40 feet below sea level and is 105 feet deep. What is the elevation of the bottom of the canyon?

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Long division the problem is 40 ➗ 348 = ?

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm