Given the preimage and image, find the dilation scale factor. Use the forward slash (i. e. "/") for all fractions (e. g. -1/2 is the same as −12). Someone please help

Arrange these numbers from least to greatest 3/5 5/7 2/9

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)