We begin with the <span> Turner Middle School:
Ratio of students to teachers: </span>
Green Middle School:
Ratio of students to teachers:
Let check that we cannot form a proportion:
The two ratios are not equals so we cannot form a proportion.
Let x be the number of <span>teachers that Green have to hire in order to make the two ratios equal. We get the equation:
</span>
<span>
The Green school need to hire 9 teachers.
Part-to-whole ratio:
</span>Turner Middle School:
Green Middle School:
The answer to the question is:
12 7/15
Since it is 11 22/15. When you have 15/15 it makes a whole. Then whatever you have left you make a fraction again.
You would have to multiply 0.500(0.5) to 45 and you would get 22.5