For brainiest:):):):):):):)

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 sum of two numbers is 12 and their difference is 18 what are the two numbers

What is the solution to the division problem below x3+x2-11x+4/x+4