State whether the given statement is true or false:
In a class, the % of boys is 20 and that of girls is 70.
True
False
In a class with only boys and girls, the % of boys and girls must add up to 100. In the given question, this does not happen.
A class consisting of only boys and girls can have 70 % of boys and 20 % of girls.
Question 37
State whether the following statement is true (T) or false (F).
The number of boys and girls in a class are in the ratio 5:4. If the number of boys is 9 more than the number of girls, then number of boys is 9.