If Megan received 21 votes and Alyssa received 29 votes, then there were 21 + 29 = 50 votes total.
29 is what percent of 50?
"is" means =
"what" means x
"percent" means /100
"of" means *
29 = x/100 * 50
29 = x * 1/2
x = 29 / (1/2)
x = 29 * 2
x = 58
Answer: Alyssa received 58% of the votes.