Nate's weekly pay increased from $710 to $770. Which of the following is closest to the percent that his pay increased?
(1) 7.2%
(2) 8.5%
(3) 7.8%
(4) 8.9%

Z4=289 there should be 4 answers total 2 whole numbers and either 2square root or imaginary number answers

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.