Joelle is working on a school report in a word processor. She wants to place an oversized image which is

30.51 cm wide so that it appears centered on the page. The width of the page is

21.59 cm. In the program, horizontal positions to the right of the leftmost edge of the page are positive.

What horizontal position for the left edge of the image should Joelle use to center the image?

PLZZZ I NEED HELP

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?

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.