Which two ratios represent quantities that are proportional A 9/5 and 19/10
B 4/6 and 10/16
C 15/10 and 21/14
D 25/35 and 20/24

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

10% of 1,900,000. show me how you got the answer

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2