Need help ASAP. Math

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

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.