Question

For every left-handed person there are about 4 right-handed people. If there are 30 students in a class, predict the number of students who are right-handed

Answer 1

24

Explanation:

number of students who are right-handed=x

For every left-handed person there are about 4 right-handed people.

So,4 right handed people for (4+1)=5 students

Then,

4/5=x/30

x=(4*30)/5=24

Hope, this helps you.