Which combination(s) fill this expression correctly? × (-1/2) × = -20 (_) -80, 1/2
(_) 20, 2
(_) 8, 5
(_) 2/5 , -100
(_) -160 , -1/4

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Question 9 of 10 2 points suppose your sat score is 1770. you look up the average sat scores for students admitted to your preferred colleges and find the list of scores below. based on your sat score of 1770, which average score below represents the college that would be your best option? o a. 1790 o b. 2130 o c. 2210 od. 1350