Multiple choice 1. the sides of a triangle are in the ratio 3 : 4 : 5. what is the length of each side if the perimeter of the triangle is 90 cm? (1 point) a. 22.5 cm, 30 cm, and 37.5 cm b. 19.3 cm, 25.7 cm, and 32.1 cm c. 7.5 cm, 11.5 cm, and 32.1 cm d. 10.5 cm, 11.5 cm, and 12.5 cm 2. is the following always, sometimes, or never true? 6 + 8x – 9 = 11x + 14 – 3x a. always true b. sometimes true c. never true 3. solve the inequality. graph the solution set. 5r + 4 ≤ 5

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?

The equatorial radius of earth is approximately 6 × 10^3 km, while the equatorial radius of saturn is approximately 6 × 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.