A rectangle has a height to width ratio of 3:4.5. Select all of the choices below that are scaled versions of this rectangle.
O A rectangle with a height of 5 centimeters and a width of 6.5 centimeters
O A rectangle with a height of 23 meters and a width of 24.5 meters
A rectangle with a height of 9 inches and a width of 13.5 inches.
A rectangle with a height of 6 yards and a width of 9 yards
O A rectangle with a height of 1 foot and a width of 1.5 feet

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.

The graph of the the function f(x) is given below. find [tex]\lim_{x \to 0\zero} f(x)[/tex] [tex]\lim_{x \to 1+\oneplus} f(x)[/tex] [tex]\lim_{x \to 0-\zeroneg} f(x)[/tex]

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a