a. 11/20 = 0.55 = 55%
Do the others the same way.
At Carl's birthday party there were 11 boys, 9 girls, and 5 adults. What percentage of:
a. the children are boys?
b. the children are girls?
c. all the guests are adults?
d. all the guests are girls?
2 answers
There are 11 + 9 = 20 children
of those 20 children 11 are boys
11/20 = 55/100 = 55% of the children are boys
Now you try the others.
of those 20 children 11 are boys
11/20 = 55/100 = 55% of the children are boys
Now you try the others.