D. Among the 1013 respondents, 400 said that secondhand smoke is "not at all harmful." What percentage of respondents said that secondhand smoke is not at all harmful"?
(Round to two decimal places as needed.)

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

What function has a range {yly< 5}? question on picture above^