A 1-mile stretch of road rises 450 feet. What is the angle of elevation of the road? (There are 5280 feet in a mile.) Round to the nearest degree, and enter the number
only.

27 is what percent of 108? 27 is % of 108

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .