20.2k views
2 votes
In a group of 105 children, 22 have green eyes. What percent have green eyes?

2 Answers

1 vote
Just add % to the 22
Your answer is 22%
User Mars J
by
8.1k points
0 votes
so percent means parts out of 100
so x%=x/100
22 out of 105 have green eyes
22/105
we want to find an equivilent fraction that has 100 in the bottom that is equal so 22/105
22/105=x/100
solve for x
multiply both sides by 100 to clear fraction
2200/105=x
simplify
20.95=x
round up
21
answe ris 21%

User Alexander Abramov
by
7.2k points