Question
In a school, there is a total of 280 people.
10% are adults.
The rest are children.
The number of boys and girls is in the ratio of 2 : 7.
  1. What percentage of the people are boys?
  2. How many girls are there?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

In a school, there is a total of 280 people.
10% are adults.
The rest are children.
The number of boys and girls is in the ratio of 2 : 7.
  1. What percentage of the people are boys?
  2. How many girls are there?