Extra points :)
please answer asap

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 radical expression that is equivalent to the expression 27 1 over 5?

Someone me! will award brainliest if u explain and answer!