The number of dollars paul owes minus 18

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

Which expression is equivalent to 3^3 + 2^2?

How does reflecting or rotating a figure change the interior angles of the figure?